Eroare de compilare: main.cpp:4:1: error: 'vector' does not name a type vector<int> s[N],u[N],v[N]; ^~~~~~ main.cpp: In function 'void A(int)': main.cpp:12:15: error: 'u' was not declared in this scope for(b[i]=1,k=u[i].size(),j=0;j<k;j++) ^ main.cpp: In function 'void B(int)': main.cpp:21:12: warning: suggest parentheses around assignment used as truth value [-Wparentheses] for(b[i]=j=0,k=v[i].size();j<k;j++) ~^~ main.cpp:21:17: error: 'v' was not declared in this scope for(b[i]=j=0,k=v[i].size();j<k;j++) ^ main.cpp:23:5: error: 's' was not declared in this scope s[r].push_back(i); ^ main.cpp: In function 'int main()': main.cpp:29:26: error: 'u' was not declared in this scope scanf("%d%d",&x,&y),u[x].push_back(y),v[y].push_back(x); ^ main.cpp:29:44: error: 'v' was not declared in this scope scanf("%d%d",&x,&y),u[x].push_back(y),v[y].push_back(x); ^ main.cpp:37:9: error: 's' was not declared in this scope for(c=s[i].size(),j=0;j<c;j++) ^ main.cpp:27:82: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("ctc.in","r",stdin),freopen("ctc.out","w",stdout),scanf("%d%d",&n,&m); ^ main.cpp:27:82: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] main.cpp:27:82: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] Non zero exit status: 1