Compilare: user.cpp: In function ‘int main()’: user.cpp:18:40: warning: format ‘%d’ expects argument of type ‘int*’, but argument 2 has type ‘long long int*’ [-Wformat=] for(i=1;i<=n;++i) {scanf("%d",&a[i]); sl[i]=sl[i-1]+a[i]; tl[i]=tl[i-1]+sl[i];} ^ user.cpp:16:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] { freopen("cuburi2.in","r",stdin); freopen("cuburi2.out","w",stdout); ^ user.cpp:16:71: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] { freopen("cuburi2.in","r",stdin); freopen("cuburi2.out","w",stdout); ^ user.cpp:17:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&n,&m); ^ user.cpp:18:41: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] for(i=1;i<=n;++i) {scanf("%d",&a[i]); sl[i]=sl[i-1]+a[i]; tl[i]=tl[i-1]+sl[i];} ^ user.cpp:21:28: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] { scanf("%d%d",&x,&y); ^