#4452
Chris a scris pe un caiet foarte multe numere de două sau trei cifre, toate divizibile cu 7. Interesant este că aceste numere conțineau doar cifrele 1, 2 sau 4. Mădălina a făcut curățenie în casă și a aruncat caietul. Acum Chris este foarte supărat că și-a pierdut numerele. Ca să îl înveselească, Mădălina i-a spus lui Chris: “Numerele tale conțineau exact U cifre de 1, D cifre de 2 și P cifre de 4”. Bucuros, Chris a venit la concurenții de la ONIGim și i-a rugat să îi regăsească numerele. Experți în programare, concurenții s-au apucat de treabă, dar imediat și-au dat seama că este posibil să existe mai multe moduri de a reconstitui numerele. Din fericire Chris se mulțumește cu oricare reconstituire și a promis 100 de puncte pentru fiecare concurent care îi va oferi o soluție validă. Cunoscând cele trei numere U, D și P cu semnificația din enunț, să se determine numere de două sau trei cifre, divizibile cu 7 astfel încât în numerele determinate să se regăsească exact U cifre de 1, D cifre de 2 și P cifre de 4.
| Problema | UDP | Operații I/O |
udp.in/udp.out
|
|---|---|---|---|
| Limita timp | 0.1 secunde | Limita memorie |
Total: 64 MB
/
Stivă 8 MB
|
| Id soluție | #58772451 | Utilizator | |
| Fișier | udp.cpp | Dimensiune | 3.44 KB |
| Data încărcării | 05 August 2025, 16:53 | Scor/rezultat | Eroare de compilare |
udp.cpp: In function 'int main()': udp.cpp:57:57: error: parameter declared 'auto' sort(candidates.begin(), candidates.end(), [](auto &a, auto &b){ ^ udp.cpp:57:66: error: parameter declared 'auto' sort(candidates.begin(), candidates.end(), [](auto &a, auto &b){ ^ udp.cpp: In lambda function: udp.cpp:58:17: error: 'a' was not declared in this scope return (a.c1+a.c2+a.c4) < (b.c1+b.c2+b.c4); ^ udp.cpp:58:36: error: 'b' was not declared in this scope return (a.c1+a.c2+a.c4) < (b.c1+b.c2+b.c4); ^ udp.cpp: In function 'int main()': udp.cpp:74:18: error: expected primary-expression before 'unsigned' if ((unsigned __int128)num.c1 * k == U && ^ udp.cpp:74:18: error: expected ')' before 'unsigned' udp.cpp:80:9: error: expected ')' before '}' token } ^ udp.cpp:80:9: error: expected primary-expression before '}' token udp.cpp:80:9: error: expected ';' before '}' token udp.cpp:73:32: warning: unused variable 'k' [-Wunused-variable] unsigned long long k = (num.c1 == 0 ? (D / num.c2) : U / num.c1); ^ udp.cpp:88:13: error: expected primary-expression before '__int128' __int128 det = (__int128)a.c1 * b.c2 - (__int128)a.c2 * b.c1; ^ udp.cpp:88:13: error: expected ';' before '__int128' udp.cpp:89:13: error: expected primary-expression before '__int128' __int128 detX = (__int128)U * b.c2 - (__int128)D * b.c1; ^ udp.cpp:89:13: error: expected ';' before '__int128' udp.cpp:90:13: error: expected primary-expression before '__int128' __int128 detY = (__int128)a.c1 * D - (__int128)a.c2 * U; ^ udp.cpp:90:13: error: expected ';' before '__int128' udp.cpp:92:17: error: 'det' was not declared in this scope if (det == 0) continue; ^ udp.cpp:94:17: error: 'detX' was not declared in this scope if (detX % det != 0 || detY % det != 0) continue; ^ udp.cpp:94:24: error: 'det' was not declared in this scope if (detX % det != 0 || detY % det != 0) continue; ^ udp.cpp:94:36: error: 'detY' was not declared in this scope if (detX % det != 0 || detY % det != 0) continue; ^ udp.cpp:96:27: error: 'detX' was not declared in this scope long long x = detX / det; ^ udp.cpp:96:34: error: 'det' was not declared in this scope long long x = detX / det; ^ udp.cpp:97:27: error: 'detY' was not declared in this scope long long y = detY / det; ^ udp.cpp:101:18: error: expected primary-expression before 'unsigned' if ((unsigned __int128)a.c4 * x + (unsigned __int128)b.c4 * y == P) { ^ udp.cpp:101:18: error: expected ')' before 'unsigned' udp.cpp:106:9: error: expected ')' before '}' token } ^ udp.cpp:106:9: error: expected primary-expression before '}' token udp.cpp:106:9: error: expected ';' before '}' token udp.cpp:85:19: warning: unused variable 'a' [-Wunused-variable] auto &a = candidates[i]; ^ udp.cpp:86:19: warning: unused variable 'b' [-Wunused-variable] auto &b = candidates[j]; ^ In file included from /usr/include/c++/4.8/algorithm:62:0, from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:64, from udp.cpp:1: /usr/include/c++/4.8/bits/stl_algo.h: In instantiation of 'void std::__insertion_sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<Num*, std::vector<Num> >; _Compare = main()::__lambda4]': /usr/include/c++/4.8/bits/stl_algo.h:2226:70: required from 'void std::__final_insertion_sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<Num*, std::vector<Num> >; _Compare = main()::__lambda4]' /usr/include/c++/4.8/bits/stl_algo.h:5500:55: required from 'void std::sort(_RAIter, _RAIter, _Compare) [with _RAIter = __gnu_cxx::__normal_iterator<Num*, std::vector<Num> >; _Compare = main()::__lambda4]' udp.cpp:59:6: required from here /usr/include/c++/4.8/bits/stl_algo.h:2159:29: error: no match for call to '(main()::__lambda4) (Num&, Num&)' if (__comp(*__i, *__first)) ^ udp.cpp:57:49: note: candidates are: sort(candidates.begin(), candidates.end(), [](auto &a, auto &b){ ^ In file included from /usr/include/c++/4.8/algorithm:62:0, from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:64, from udp.cpp:1: /usr/include/c++/4.8/bits/stl_algo.h:2159:29: note: void (*)() <conversion> if (__comp(*__i, *__first)) ^ /usr/include/c++/4.8/bits/stl_algo.h:2159:29: note: candidate expects 1 argument, 3 provided udp.cpp:57:67: note: main()::__lambda4 sort(candidates.begin(), candidates.end(), [](auto &a, auto &b){ ^ udp.cpp:57:67: note: candidate expects 0 arguments, 2 provided In file included from /usr/include/c++/4.8/algorithm:62:0, from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:64, from udp.cpp:1: /usr/include/c++/4.8/bits/stl_algo.h: In instantiation of 'void std::__heap_select(_RandomAccessIterator, _RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<Num*, std::vector<Num> >; _Compare = main()::__lambda4]': /usr/include/c++/4.8/bits/stl_algo.h:5349:59: required from 'void std::partial_sort(_RAIter, _RAIter, _RAIter, _Compare) [with _RAIter = __gnu_cxx::__normal_iterator<Num*, std::vector<Num> >; _Compare = main()::__lambda4]' /usr/include/c++/4.8/bits/stl_algo.h:2332:68: required from 'void std::__introsort_loop(_RandomAccessIterator, _RandomAccessIterator, _Size, _Compare) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<Num*, std::vector<Num> >; _Size = int; _Compare = main()::__lambda4]' /usr/include/c++/4.8/bits/stl_algo.h:5499:44: required from 'void std::sort(_RAIter, _RAIter, _Compare) [with _RAIter = __gnu_cxx::__normal_iterator<Num*, std::vector<Num> >; _Compare = main()::__lambda4]' udp.cpp:59:6: required from here /usr/include/c++/4.8/bits/stl_algo.h:1948:27: error: no match for call to '(main()::__lambda4) (Num&, Num&)' if (__comp(*__i, *__first)) ^ udp.cpp:57:49: note: candidates are: sort(candidates.begin(), candidates.end(), [](auto &a, auto &b){ ^ In file included from /usr/include/c++/4.8/algorithm:62:0, from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:64, from udp.cpp:1: /usr/include/c++/4.8/bits/stl_algo.h:1948:27: note: void (*)() <conversion> if (__comp(*__i, *__first)) ^ /usr/include/c++/4.8/bits/stl_algo.h:1948:27: note: candidate expects 1 argument, 3 provided udp.cpp:57:67: note: main()::__lambda4 sort(candidates.begin(), candidates.end(), [](auto &a, auto &b){ ^ udp.cpp:57:67: note: candidate expects 0 arguments, 2 provided In file included from /usr/include/c++/4.8/algorithm:62:0, from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:64, from udp.cpp:1: /usr/include/c++/4.8/bits/stl_algo.h: In instantiation of 'void std::__move_median_to_first(_Iterator, _Iterator, _Iterator, _Iterator, _Compare) [with _Iterator = __gnu_cxx::__normal_iterator<Num*, std::vector<Num> >; _Compare = main()::__lambda4]': /usr/include/c++/4.8/bits/stl_algo.h:2295:13: required from '_RandomAccessIterator std::__unguarded_partition_pivot(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<Num*, std::vector<Num> >; _Compare = main()::__lambda4]' /usr/include/c++/4.8/bits/stl_algo.h:2337:62: required from 'void std::__introsort_loop(_RandomAccessIterator, _RandomAccessIterator, _Size, _Compare) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<Num*, std::vector<Num> >; _Size = int; _Compare = main()::__lambda4]' /usr/include/c++/4.8/bits/stl_algo.h:5499:44: required from 'void std::sort(_RAIter, _RAIter, _Compare) [with _RAIter = __gnu_cxx::__normal_iterator<Num*, std::vector<Num> >; _Compare = main()::__lambda4]' udp.cpp:59:6: required from here /usr/include/c++/4.8/bits/stl_algo.h:114:28: error: no match for call to '(main()::__lambda4) (Num&, Num&)' if (__comp(*__a, *__b)) ^ udp.cpp:57:49: note: candidates are: sort(candidates.begin(), candidates.end(), [](auto &a, auto &b){ ^ In file included from /usr/include/c++/4.8/algorithm:62:0, from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:64, from udp.cpp:1: /usr/include/c++/4.8/bits/stl_algo.h:114:28: note: void (*)() <conversion> if (__comp(*__a, *__b)) ^ /usr/include/c++/4.8/bits/stl_algo.h:114:28: note: candidate expects 1 argument, 3 provided udp.cpp:57:67: note: main()::__lambda4 sort(candidates.begin(), candidates.end(), [](auto &a, auto &b){ ^ udp.cpp:57:67: note: candidate expects 0 arguments, 2 provided In file included from /usr/include/c++/4.8/algorithm:62:0, from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:64, from udp.cpp:1: /usr/include/c++/4.8/bits/stl_algo.h:116:25: error: no match for call to '(main()::__lambda4) (Num&, Num&)' if (__comp(*__b, *__c)) ^ udp.cpp:57:49: note: candidates are: sort(candidates.begin(), candidates.end(), [](auto &a, auto &b){ ^ In file included from /usr/include/c++/4.8/algorithm:62:0, from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:64, from udp.cpp:1: /usr/include/c++/4.8/bits/stl_algo.h:116:25: note: void (*)() <conversion> if (__comp(*__b, *__c)) ^ /usr/include/c++/4.8/bits/stl_algo.h:116:25: note: candidate expects 1 argument, 3 provided udp.cpp:57:67: note: main()::__lambda4 sort(candidates.begin(), candidates.end(), [](auto &a, auto &b){ ^ udp.cpp:57:67: note: candidate expects 0 arguments, 2 provided In file included from /usr/include/c++/4.8/algorithm:62:0, from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:64, from udp.cpp:1: /usr/include/c++/4.8/bits/stl_algo.h:118:30: error: no match for call to '(main()::__lambda4) (Num&, Num&)' else if (__comp(*__a, *__c)) ^ udp.cpp:57:49: note: candidates are: sort(candidates.begin(), candidates.end(), [](auto &a, auto &b){ ^ In file included from /usr/include/c++/4.8/algorithm:62:0, from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:64, from udp.cpp:1: /usr/include/c++/4.8/bits/stl_algo.h:118:30: note: void (*)() <conversion> else if (__comp(*__a, *__c)) ^ /usr/include/c++/4.8/bits/stl_algo.h:118:30: note: candidate expects 1 argument, 3 provided udp.cpp:57:67: note: main()::__lambda4 sort(candidates.begin(), candidates.end(), [](auto &a, auto &b){ ^ udp.cpp:57:67: note: candidate expects 0 arguments, 2 provided In file included from /usr/include/c++/4.8/algorithm:62:0, from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:64, from udp.cpp:1: /usr/include/c++/4.8/bits/stl_algo.h:123:33: error: no match for call to '(main()::__lambda4) (Num&, Num&)' else if (__comp(*__a, *__c)) ^ udp.cpp:57:49: note: candidates are: sort(candidates.begin(), candidates.end(), [](auto &a, auto &b){ ^ In file included from /usr/include/c++/4.8/algorithm:62:0, from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:64, from udp.cpp:1: /usr/include/c++/4.8/bits/stl_algo.h:123:33: note: void (*)() <conversion> else if (__comp(*__a, *__c)) ^ /usr/include/c++/4.8/bits/stl_algo.h:123:33: note: candidate expects 1 argument, 3 provided udp.cpp:57:67: note: main()::__lambda4 sort(candidates.begin(), candidates.end(), [](auto &a, auto &b){ ^ udp.cpp:57:67: note: candidate expects 0 arguments, 2 provided In file included from /usr/include/c++/4.8/algorithm:62:0, from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:64, from udp.cpp:1: /usr/include/c++/4.8/bits/stl_algo.h:125:33: error: no match for call to '(main()::__lambda4) (Num&, Num&)' else if (__comp(*__b, *__c)) ^ udp.cpp:57:49: note: candidates are: sort(candidates.begin(), candidates.end(), [](auto &a, auto &b){ ^ In file included from /usr/include/c++/4.8/algorithm:62:0, from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:64, from udp.cpp:1: /usr/include/c++/4.8/bits/stl_algo.h:125:33: note: void (*)() <conversion> else if (__comp(*__b, *__c)) ^ /usr/include/c++/4.8/bits/stl_algo.h:125:33: note: candidate expects 1 argument, 3 provided udp.cpp:57:67: note: main()::__lambda4 sort(candidates.begin(), candidates.end(), [](auto &a, auto &b){ ^ udp.cpp:57:67: note: candidate expects 0 arguments, 2 provided In file included from /usr/include/c++/4.8/algorithm:62:0, from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:64, from udp.cpp:1: /usr/include/c++/4.8/bits/stl_algo.h: In instantiation of '_RandomAccessIterator std::__unguarded_partition(_RandomAccessIterator, _RandomAccessIterator, const _Tp&, _Compare) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<Num*, std::vector<Num> >; _Tp = Num; _Compare = main()::__lambda4]': /usr/include/c++/4.8/bits/stl_algo.h:2296:78: required from '_RandomAccessIterator std::__unguarded_partition_pivot(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<Num*, std::vector<Num> >; _Compare = main()::__lambda4]' /usr/include/c++/4.8/bits/stl_algo.h:2337:62: required from 'void std::__introsort_loop(_RandomAccessIterator, _RandomAccessIterator, _Size, _Compare) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<Num*, std::vector<Num> >; _Size = int; _Compare = main()::__lambda4]' /usr/include/c++/4.8/bits/stl_algo.h:5499:44: required from 'void std::sort(_RAIter, _RAIter, _Compare) [with _RAIter = __gnu_cxx::__normal_iterator<Num*, std::vector<Num> >; _Compare = main()::__lambda4]' udp.cpp:59:6: required from here /usr/include/c++/4.8/bits/stl_algo.h:2263:35: error: no match for call to '(main()::__lambda4) (Num&, const Num&)' while (__comp(*__first, __pivot)) ^ udp.cpp:57:49: note: candidates are: sort(candidates.begin(), candidates.end(), [](auto &a, auto &b){ ^ In file included from /usr/include/c++/4.8/algorithm:62:0, from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:64, from udp.cpp:1: /usr/include/c++/4.8/bits/stl_algo.h:2263:35: note: void (*)() <conversion> while (__comp(*__first, __pivot)) ^ /usr/include/c++/4.8/bits/stl_algo.h:2263:35: note: candidate expects 1 argument, 3 provided udp.cpp:57:67: note: main()::__lambda4 sort(candidates.begin(), candidates.end(), [](auto &a, auto &b){ ^ udp.cpp:57:67: note: candidate expects 0 arguments, 2 provided In file included from /usr/include/c++/4.8/algorithm:62:0, from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:64, from udp.cpp:1: /usr/include/c++/4.8/bits/stl_algo.h:2266:34: error: no match for call to '(main()::__lambda4) (const Num&, Num&)' while (__comp(__pivot, *__last)) ^ udp.cpp:57:49: note: candidates are: sort(candidates.begin(), candidates.end(), [](auto &a, auto &b){ ^ In file included from /usr/include/c++/4.8/algorithm:62:0, from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:64, from udp.cpp:1: /usr/include/c++/4.8/bits/stl_algo.h:2266:34: note: void (*)() <conversion> while (__comp(__pivot, *__last)) ^ /usr/include/c++/4.8/bits/stl_algo.h:2266:34: note: candidate expects 1 argument, 3 provided udp.cpp:57:67: note: main()::__lambda4 sort(candidates.begin(), candidates.end(), [](auto &a, auto &b){ ^ udp.cpp:57:67: note: candidate expects 0 arguments, 2 provided In file included from /usr/include/c++/4.8/bits/stl_algo.h:61:0, from /usr/include/c++/4.8/algorithm:62, from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:64, from udp.cpp:1: /usr/include/c++/4.8/bits/stl_heap.h: In instantiation of 'void std::__adjust_heap(_RandomAccessIterator, _Distance, _Distance, _Tp, _Compare) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<Num*, std::vector<Num> >; _Distance = int; _Tp = Num; _Compare = main()::__lambda4]': /usr/include/c++/4.8/bits/stl_heap.h:448:15: required from 'void std::make_heap(_RAIter, _RAIter, _Compare) [with _RAIter = __gnu_cxx::__normal_iterator<Num*, std::vector<Num> >; _Compare = main()::__lambda4]' /usr/include/c++/4.8/bits/stl_algo.h:1946:47: required from 'void std::__heap_select(_RandomAccessIterator, _RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<Num*, std::vector<Num> >; _Compare = main()::__lambda4]' /usr/include/c++/4.8/bits/stl_algo.h:5349:59: required from 'void std::partial_sort(_RAIter, _RAIter, _RAIter, _Compare) [with _RAIter = __gnu_cxx::__normal_iterator<Num*, std::vector<Num> >; _Compare = main()::__lambda4]' /usr/include/c++/4.8/bits/stl_algo.h:2332:68: required from 'void std::__introsort_loop(_RandomAccessIterator, _RandomAccessIterator, _Size, _Compare) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<Num*, std::vector<Num> >; _Size = int; _Compare = main()::__lambda4]' /usr/include/c++/4.8/bits/stl_algo.h:5499:44: required from 'void std::sort(_RAIter, _RAIter, _Compare) [with _RAIter = __gnu_cxx::__normal_iterator<Num*, std::vector<Num> >; _Compare = main()::__lambda4]' udp.cpp:59:6: required from here /usr/include/c++/4.8/bits/stl_heap.h:313:40: error: no match for call to '(main()::__lambda4) (Num&, Num&)' *(__first + (__secondChild - 1)))) ^ udp.cpp:57:49: note: candidates are: sort(candidates.begin(), candidates.end(), [](auto &a, auto &b){ ^ In file included from /usr/include/c++/4.8/bits/stl_algo.h:61:0, from /usr/include/c++/4.8/algorithm:62, from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:64, from udp.cpp:1: /usr/include/c++/4.8/bits/stl_heap.h:313:40: note: void (*)() <conversion> *(__first + (__secondChild - 1)))) ^ /usr/include/c++/4.8/bits/stl_heap.h:313:40: note: candidate expects 1 argument, 3 provided udp.cpp:57:67: note: main()::__lambda4 sort(candidates.begin(), candidates.end(), [](auto &a, auto &b){ ^ udp.cpp:57:67: note: candidate expects 0 arguments, 2 provided In file included from /usr/include/c++/4.8/algorithm:62:0, from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:64, from udp.cpp:1: /usr/include/c++/4.8/bits/stl_algo.h: At global scope: /usr/include/c++/4.8/bits/stl_algo.h:2110:5: error: 'void std::__unguarded_linear_insert(_RandomAccessIterator, _Compare) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<Num*, std::vector<Num> >; _Compare = main()::__lambda4]', declared using local type 'main()::__lambda4', is used but never defined [-fpermissive] __unguarded_linear_insert(_RandomAccessIterator __last, ^ In file included from /usr/include/c++/4.8/bits/stl_algo.h:61:0, from /usr/include/c++/4.8/algorithm:62, from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:64, from udp.cpp:1: /usr/include/c++/4.8/bits/stl_heap.h:331:5: error: 'void std::__pop_heap(_RandomAccessIterator, _RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<Num*, std::vector<Num> >; _Compare = main()::__lambda4]', declared using local type 'main()::__lambda4', is used but never defined [-fpermissive] __pop_heap(_RandomAccessIterator __first, _RandomAccessIterator __last, ^ /usr/include/c++/4.8/bits/stl_heap.h:178:5: error: 'void std::__push_heap(_RandomAccessIterator, _Distance, _Distance, _Tp, _Compare) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<Num*, std::vector<Num> >; _Distance = int; _Tp = Num; _Compare = main()::__lambda4]', declared using local type 'main()::__lambda4', is used but never defined [-fpermissive] __push_heap(_RandomAccessIterator __first, _Distance __holeIndex, ^
www.pbinfo.ro permite evaluarea a două tipuri de probleme:
Problema UDP face parte din prima categorie. Soluția propusă de tine va fi evaluată astfel:
Suma punctajelor acordate pe testele utilizate pentru verificare este 100. Astfel, soluția ta poate obține cel mult 100 de puncte, caz în care se poate considera corectă.