carnival.cpp:1:25: warning: extra tokens at end of #include directive
1 | #include<iostream>using namespace std;int n, color;int c[200], cn[200];int main(){ cin>>n; ++color, c[1]=color, cn[1]=1; for(int i=2; i<=n; ++i){ cout<<i<<' '; for(int j=1; j<=i; ++j){ cout<<j<<' '; } cout<<endl; cin>>cn[i]; if(cn[i] ^ cn[i-1]){ c[i]=++color; continue; } int l=1, r=i-1, mid, best, cnt; while(l<=r){ mid=l+((r-l)>>1); cout<<mid<<' '; for(int k=1; k<=mid; ++k){ cout<<k<<' '; } cout<<i<<endl; cin>>cnt; if(cnt == cn[mid]){ r=mid-1; best=mid; }else{ l=mid+1; } c[i]=c[best]; } } for(int i=0; i<=n; ++i){ cout<<c[i]<<' '; } cout<<endl;
| ^~~~~~~~~
carnival.cpp:1:9: fatal error: iostream>usin: No such file or directory
1 | #include<iostream>using namespace std;int n, color;int c[200], cn[200];int main(){ cin>>n; ++color, c[1]=color, cn[1]=1; for(int i=2; i<=n; ++i){ cout<<i<<' '; for(int j=1; j<=i; ++j){ cout<<j<<' '; } cout<<endl; cin>>cn[i]; if(cn[i] ^ cn[i-1]){ c[i]=++color; continue; } int l=1, r=i-1, mid, best, cnt; while(l<=r){ mid=l+((r-l)>>1); cout<<mid<<' '; for(int k=1; k<=mid; ++k){ cout<<k<<' '; } cout<<i<<endl; cin>>cnt; if(cnt == cn[mid]){ r=mid-1; best=mid; }else{ l=mid+1; } c[i]=c[best]; } } for(int i=0; i<=n; ++i){ cout<<c[i]<<' '; } cout<<endl;
| ^~~~~~~~~~~~~~~
compilation terminated.