Compilare: main.cpp: In function 'int main()': main.cpp:18:29: warning: format '%d' expects argument of type 'int*', but argument 2 has type 'long long int*' [-Wformat=] scanf("%1d" , &v[i][j]); ^ main.cpp:12:25: warning: unused variable 'sum' [-Wunused-variable] long long n , m , k , sum , lin1 , lin2 , col1 , col2 , cul; ^~~ main.cpp:10:37: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("tablou.in" , "r" , stdin); ^ main.cpp:11:39: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("tablou.out" , "w" , stdout); ^ main.cpp:14:30: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%lld%lld" , &n , &m); ^ main.cpp:18:30: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%1d" , &v[i][j]); ^ main.cpp:31:21: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%lld" , &k); ^ main.cpp:34:73: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%lld%lld%lld%lld%lld" , &lin1 , &col1 , &lin2 , &col2 , &cul); ^