Compilare: main.cpp: In function 'void bfs()': main.cpp:25:13: warning: this 'if' clause does not guard... [-Wmisleading-indentation] if(!t[ncx]) ^~ main.cpp:28:17: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if' q.push(ncx); ^ 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("multiplu.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("multiplu.out", "w", stdout); ^ main.cpp:43:47: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d", &a, &b), cmmmc = Cmmmc(a, b); ^