Compilare: user.cpp:7:10: warning: ISO C++ forbids declaration of ‘main’ with no type [-Wreturn-type] main(void) ^ user.cpp: In function ‘int main()’: user.cpp:12:23: warning: format ‘%d’ expects argument of type ‘int*’, but argument 2 has type ‘long long int*’ [-Wformat=] scanf("%I64d\n",&n); ^ user.cpp:13:45: warning: format ‘%d’ expects argument of type ‘int*’, but argument 2 has type ‘long long int*’ [-Wformat=] for (int i=1;i<=n;++i) scanf("%I64d",S+i); ^ user.cpp:18:16: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if (S[i]<S[j]) ^ user.cpp:31:33: warning: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘long long int’ [-Wformat=] printf("%I64d %I64d\n",Max,T); ^ user.cpp:31:33: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘long long int’ [-Wformat=] user.cpp:10:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("decrease.in","r",stdin); ^ user.cpp:11:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("decrease.out","w",stdout); ^ user.cpp:12:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%I64d\n",&n); ^ user.cpp:13:46: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] for (int i=1;i<=n;++i) scanf("%I64d",S+i); ^