Submission #1865502

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Source Code Expand

#include <iostream>
int main() {
	long long  m, n;
	cin >> m >> n;
	if (!m)cout << n + 1 << endl;
	else if (m == 1)cout << n + 2 << endl;
	else if (m == 2)cout << 2 * n + 3 << endl;
	else cout << pow(2, n + 3) - 3 << endl;
	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:4:2: error: ‘cin’ was not declared in this scope
  cin >> m >> n;
  ^
./Main.cpp:4:2: note: suggested alternative:
In file included from ./Main.cpp:1:0:
/usr/include/c++/5/iostream:60:18: note:   ‘std::cin’
   extern istream cin;  /// Linked to standard input
                  ^
./Main.cpp:5:9: error: ‘cout’ was not declared in this scope
  if (!m)cout << n + 1 << endl;
         ^
./Main.cpp:5:9: note: suggested alternative:
In file included from ./Main.cpp:1:0:
/usr/include/c++/5/iostream:61:18: note:   ‘std::cout’
   extern ostream cout;  /// Linked to standard output
                  ^
./Main.cpp:5:26: error: ‘endl’ was not declared in this scope
  if (!m)cout << n + 1 << endl;
                          ^
./Main.cpp:5:26: note: suggested alternative:
In file included from /usr/include/c++/5/iostream:39:0,
                 from ./Main.cpp:1:
/usr/include/c++/5/ostream:590:5: note:   ‘std::endl’
     endl(basic_ostream<_CharT, _Traits>& __os)
     ^
./Main...