Compilare: user.cpp: In function ‘bool MillerRabin(int, int)’: user.cpp:41:5: warning: this ‘while’ clause does not guard... [-Wmisleading-indentation] while(n % 2 == 0) n >>= 1, k++; m = n; ^~~~~ user.cpp:41:37: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the ‘while’ while(n % 2 == 0) n >>= 1, k++; m = n; ^ user.cpp: In function ‘int main()’: user.cpp:78:33: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("dk.in", "r", stdin); ^ user.cpp:79:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("dk.out", "w", stdout); ^