Compilare: main.cpp: In function 'int main()': main.cpp:12:17: warning: unused variable 'j' [-Wunused-variable] int n , i , j , x , y , lg , cuplaj , gasit; ^ main.cpp:12:43: warning: unused variable 'gasit' [-Wunused-variable] int n , i , j , x , y , lg , cuplaj , gasit; ^~~~~ main.cpp:10:42: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("defrisare.in" , "r" , stdin); ^ main.cpp:11:44: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("defrisare.out" , "w" , stdout); ^ main.cpp:13:21: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d" , &n); ^ main.cpp:15:28: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d" , &h[i]); ^ main.cpp:18:40: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d" , &x , &y , &lg); ^