Compilare: user.cpp: In function ‘void solve(int, int, int)’: user.cpp:50:23: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if(dp[now][j]<INF) ^ user.cpp: In function ‘int main()’: user.cpp:95:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("ghiozdan.in","r",stdin); ^ user.cpp:96:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("ghiozdan.out","w",stdout); ^ user.cpp:98:25: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d",&n,&g); ^ user.cpp:101:23: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&x); ^