Compilare: main.cpp: In function 'int caut(int, int*)': main.cpp:45:11: warning: no return statement in function returning non-void [-Wreturn-type] v[it]=1;}}} ^ main.cpp: In function 'int main()': main.cpp:74:18: warning: suggest parentheses around '&&' within '||' [-Wparentheses] if (a[edge[i].x] && b[edge[i].y] || a[edge[i].y] && b[edge[i].x]) ~~~~~~~~~~~~~^~~~~~~~~~~~~~~ main.cpp:47:32: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("critice.in","r",stdin); ^ main.cpp:48:34: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("critice.out","w",stdout); ^ main.cpp:50:20: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&n,&m); ^ main.cpp:52:25: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d",&x,&y,&c); ^