Compilare: main.cpp: In function 'int main()': main.cpp:57:33: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("rj.in", "r", stdin); ^ main.cpp:58:35: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("rj.out", "w", stdout); ^ main.cpp:59:29: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d\n", &n, &m); ^ main.cpp:66:29: warning: ignoring return value of 'char* fgets(char*, int, FILE*)', declared with attribute warn_unused_result [-Wunused-result] fgets(x, 105, stdin); ^ main.cpp:90:22: warning: 'sjj' may be used uninitialized in this function [-Wmaybe-uninitialized] lee(ju, sji, sjj); ^ main.cpp:90:22: warning: 'sji' may be used uninitialized in this function [-Wmaybe-uninitialized] main.cpp:91:21: warning: 'srj' may be used uninitialized in this function [-Wmaybe-uninitialized] lee(r, sri, srj); ^ main.cpp:91:21: warning: 'sri' may be used uninitialized in this function [-Wmaybe-uninitialized]