Compilare: user.cpp: In function ‘void back(int)’: user.cpp:34:11: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if(m%2==0 && solFinal%10==solFinal/100%10 && i==solFinal/10%10) ^ user.cpp: In function ‘void citire()’: user.cpp:11:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d", &n, &k); ^ user.cpp: In function ‘int main()’: user.cpp:64:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("bilete.in", "r", stdin); ^ user.cpp:65:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("bilete.out", "w", stdout); ^