Compilare: user.cpp: In function ‘bool sim(int)’: user.cpp:24:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 1; i<=n; i++) ^ user.cpp:26:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j = 1; j<=m && nr>=livada[i][j]; j++) ^ user.cpp:33:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 1; i<=r; i++) ^ user.cpp:37:9: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(t>=c) ^ user.cpp: In function ‘void rez()’: user.cpp:45:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 1; i<=m; i++) ^ user.cpp:49:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 2; i<=n; i++) ^ user.cpp:53:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 2; i<=n; i++) ^ user.cpp:55:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j = 2; j<=m; j++) ^ user.cpp:67:19: warning: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘long long unsigned int’ [-Wformat=] printf("%d", i); ^ user.cpp:44:97: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%lld %lld %lld %lld\n%lld %lld %lld %lld %lld\n", &n, &m, &c, &r, &x, &y, &z, &w, &u); ^ user.cpp:47:38: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%lld ", &livada[1][i]); ^ user.cpp:51:38: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%lld ", &livada[i][1]); ^ user.cpp: In function ‘int main()’: user.cpp:72:38: 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); ^ user.cpp:73:40: 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); ^