Compilare: main.cpp: In function 'int main()': main.cpp:41:39: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("livada3.in", "r", stdin) ; ^ main.cpp:42:41: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("livada3.out", "w", stdout) ; ^ main.cpp:43:95: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%lld %lld %lld %lld %lld %lld %lld %lld %lld", &n, &m, &c, &r, &x, &y, &z, &w, &u) ; ^ main.cpp:46:31: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &v[1][i]) ; ^ main.cpp:48:31: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &v[i][1]) ; ^ main.cpp: In function 'long long int cautbinar()': main.cpp:14:21: warning: 'h' is used uninitialized in this function [-Wuninitialized] register int i, h ; ^