Compilare: user.cpp: In function ‘void solve()’: user.cpp:20:11: warning: suggest parentheses around ‘+’ inside ‘>>’ [-Wparentheses] cin >> S + 1; ^ user.cpp:21:12: warning: suggest parentheses around ‘+’ inside ‘>>’ [-Wparentheses] cin >> st + 1; ^ user.cpp:22:12: warning: suggest parentheses around ‘+’ inside ‘>>’ [-Wparentheses] cin >> dr + 1; ^ user.cpp: In function ‘int main()’: user.cpp:87:34: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("secv10.in", "r", stdin); ^ user.cpp:88:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("secv10.out", "w", stdout); ^ user.cpp:90:17: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &T); ^