Compilare: user.cpp: In function ‘int main()’: user.cpp:56:40: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("naveplanare.in","r",stdin); ^ user.cpp:57:42: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("naveplanare.out","w",stdout); ^ user.cpp:58:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&n,&k); ^ user.cpp:61:47: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&v[i].first,&v[i].second); ^ user.cpp: In function ‘void Solve()’: user.cpp:44:39: warning: iteration 2500u invokes undefined behavior [-Waggressive-loop-optimizations] dp[1][j][t]=dp[2][j][t]; ^ user.cpp:42:13: note: containing loop for(int t=0;t<=sup;t++) ^ user.cpp:31:51: warning: iteration 2500u invokes undefined behavior [-Waggressive-loop-optimizations] dp[2][j][t]=abs(t-a[i])+dp[1][j][t]; ^ user.cpp:29:13: note: containing loop for(int t=0;t<=sup;t++) ^ user.cpp:16:28: warning: iteration 2500u invokes undefined behavior [-Waggressive-loop-optimizations] dp[1][j][t]=inf; ^ user.cpp:15:9: note: containing loop for(int t=0;t<=2*maxN+2*maxX;t++) ^