Compilare: user.cpp: In function ‘int main()’: user.cpp:13:21: warning: format ‘%d’ expects argument of type ‘int*’, but argument 2 has type ‘long long int*’ [-Wformat=] scanf("%I64d",&n); for(int i=0;i<n;i++) scanf("%I64d",&v[i]); ^ user.cpp:13:64: warning: format ‘%d’ expects argument of type ‘int*’, but argument 2 has type ‘long long int*’ [-Wformat=] scanf("%I64d",&n); for(int i=0;i<n;i++) scanf("%I64d",&v[i]); ^ user.cpp:38:24: warning: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘long long int’ [-Wformat=] printf("%I64d",Maxi); ^ user.cpp:10:33: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("2sec.in","r",stdin); ^ user.cpp:11:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("2sec.out","w",stdout); ^ user.cpp:13:22: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%I64d",&n); for(int i=0;i<n;i++) scanf("%I64d",&v[i]); ^ user.cpp:13:65: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%I64d",&n); for(int i=0;i<n;i++) scanf("%I64d",&v[i]); ^