Rezumat problemă

2lan C++

#3479

Se da un număr n. Calculați ultima cifră a lui \({2}^{n}\).

Fișiere Prof C.N. "Spiru Haret" (flaviusboian) Flavius Boian ușoară

Clasa 9 Elemente de baza ale limbajului Structura de decizie

Rezolvă

Detalii

Problema	2lan	Operații I/O	2lan.in/2lan.out
Limita timp	0.1 secunde	Limita memorie	Total: 0.1 MB / Stivă 0.1 MB
Id soluție	#57540520	Utilizator	Cupsa Dragos (DragosCupsa)
Fișier	lan.cpp	Dimensiune	371 B
Data încărcării	03 Aprilie 2025, 20:17	Scor / rezultat	Eroare de compilare

Evaluare

Mesaj compilare

lan.cpp:4:12: warning: missing terminating " character [enabled by default]
 ifstream f("2lan.in);

            ^
lan.cpp:4:1: error: missing terminating " character
 ifstream f("2lan.in);

 ^
lan.cpp:5:12: warning: missing terminating " character [enabled by default]
 ofstream g("2lan.out);

            ^
lan.cpp:5:1: error: missing terminating " character
 ofstream g("2lan.out);

 ^
lan.cpp:8:1: error: expected ')' before '{' token
 {

 ^
lan.cpp:8:1: error: expected ')' before '{' token
lan.cpp: In function 'std::ifstream f(std::ofstream (*)(int (*)()))':
lan.cpp:10:8: error: invalid operands of types 'std::ifstream(std::ofstream (*)(int (*)())) {aka std::basic_ifstream<char>(std::basic_ofstream<char> (*)(int (*)()))}' and 'int' to binary 'operator>>'
     f>>n;

        ^
lan.cpp:13:12: error: invalid operands of types 'std::ofstream (*)(int (*)()) {aka std::basic_ofstream<char> (*)(int (*)())}' and 'const char [2]' to binary 'operator<<'
         g<<"1";

            ^
lan.cpp:14:16: error: could not convert '0' from 'int' to 'std::ifstream {aka std::basic_ifstream<char>}'
         return 0;

                ^
lan.cpp:17:14: error: invalid operands of types 'std::ofstream (*)(int (*)()) {aka std::basic_ofstream<char> (*)(int (*)())}' and 'const char [2]' to binary 'operator<<'
         g << "6";

              ^
lan.cpp:19:14: error: invalid operands of types 'std::ofstream (*)(int (*)()) {aka std::basic_ofstream<char> (*)(int (*)())}' and 'const char [2]' to binary 'operator<<'
         g << "8";

              ^
lan.cpp:21:14: error: invalid operands of types 'std::ofstream (*)(int (*)()) {aka std::basic_ofstream<char> (*)(int (*)())}' and 'const char [2]' to binary 'operator<<'
         g << "4";

              ^
lan.cpp:23:14: error: invalid operands of types 'std::ofstream (*)(int (*)()) {aka std::basic_ofstream<char> (*)(int (*)())}' and 'const char [2]' to binary 'operator<<'
         g << "2";

              ^
lan.cpp:24:1: warning: control reaches end of non-void function [-Wreturn-type]
 }
 ^

Cum funcționează evaluarea?