Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:12:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i <= n; i++) ^ user.cpp:14:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 1; i <= n; i++) ^ user.cpp:15:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j = i + 1; j <= n; j++) ^ user.cpp:16:23: error: ‘ULLONG_MAX’ was not declared in this scope m[i][j] = ULLONG_MAX; ^ user.cpp:17:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int l = 1; l < n; l++) ^ user.cpp:18:44: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 1, j = l + 1; i <= n - 1 && j <= n; i++, j++) ^ user.cpp:18:54: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 1, j = l + 1; i <= n - 1 && j <= n; i++, j++) ^ user.cpp:9:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("podm.in", "r", stdin ); ^ user.cpp:10:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("podm.out", "w", stdout); ^ user.cpp:11:22: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%llu", &n); ^ user.cpp:13:29: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%llu", &d[i]); ^