Rezumat problemă

moser

#4487

Se consideră un cerc. Pe cerc se desemnează N puncte oarecare. Dacă tragem linii între toate perechile de puncte, care este numărul maxim de bucăți în care poate fi descompus cercul? Să se răspundă la Q astfel de scenarii.

Consola Moldovan Robert (use KN) (moldovan_robert_lol) dificilă

Clasa 10 Probleme diverse Combinatorică Combinatorica Combinari Precalculare Preprocesare Formula Invers modular

Rezolvă

Detalii

Problema	moser	Operații I/O	tastatură/ecran
Limita timp	0.2 secunde	Limita memorie	Total: 128 MB / Stivă 8 MB
Id soluție	#56900633	Utilizator	Plesnicute Cristian Ionut (CristianP2008)
Fișier	moser.cpp	Dimensiune	785 B
Data încărcării	10 Martie 2025, 12:54	Scor / rezultat	Eroare de compilare

Evaluare

Mesaj compilare

moser.cpp:2:1: error: 'ull' does not name a type
 ull inv (ull x){

 ^
moser.cpp:13:1: error: 'ull' does not name a type
 ull combinari (ull n, ull k){

 ^
moser.cpp: In function 'int main()':
moser.cpp:21:5: error: 'ios_base' has not been declared
     ios_base::sync_with_stdio(false);

     ^
moser.cpp:22:5: error: 'cin' was not declared in this scope
     cin.tie(NULL);

     ^
moser.cpp:22:13: error: 'NULL' was not declared in this scope
     cin.tie(NULL);

             ^
moser.cpp:24:5: error: 'fact' was not declared in this scope
     fact[1] = 1;

     ^
moser.cpp:25:26: error: 'NMAX' was not declared in this scope
     for (int i = 2; i <= NMAX; ++i) fact[i] = (fact[i - 1] * i) % MOD;

                          ^
moser.cpp:25:67: error: 'MOD' was not declared in this scope
     for (int i = 2; i <= NMAX; ++i) fact[i] = (fact[i - 1] * i) % MOD;

                                                                   ^
moser.cpp:27:5: error: 'invf' was not declared in this scope
     invf[NMAX] = inv(fact[NMAX]);

     ^
moser.cpp:27:10: error: 'NMAX' was not declared in this scope
     invf[NMAX] = inv(fact[NMAX]);

          ^
moser.cpp:27:32: error: 'inv' was not declared in this scope
     invf[NMAX] = inv(fact[NMAX]);

                                ^
moser.cpp:29:75: error: 'MOD' was not declared in this scope
     for (int i = NMAX - 1; i >= 1; --i) invf[i] = invf[i + 1] * (i + 1) % MOD;

                                                                           ^
moser.cpp:31:12: error: 'q' was not declared in this scope
     cin >> q;

            ^
moser.cpp:34:16: error: 'x' was not declared in this scope
         cin >> x;

                ^
moser.cpp:35:9: error: 'cout' was not declared in this scope
         cout << 1 + combinari(x, 2) + combinari(x, 4) << endl;

         ^
moser.cpp:35:35: error: 'combinari' was not declared in this scope
         cout << 1 + combinari(x, 2) + combinari(x, 4) << endl;

                                   ^
moser.cpp:35:58: error: 'endl' was not declared in this scope
         cout << 1 + combinari(x, 2) + combinari(x, 4) << endl;

                                                          ^

Cum funcționează evaluarea?