Main.cc:1:1: error: ‘include’ does not name a type; did you mean ‘__has_include’? include ^~~~~~~ __has_include Main.cc: In function ‘int main()’: Main.cc:7:8: error: ‘cin’ was not declared in this scope while(cin>>w[++n]){ ^~~ Main.cc:7:8: note: suggested alternative: ‘main’ while(cin>>w[++n]){ ^~~ main Main.cc:21:23: error: ‘max’ was not declared in this scope if(w[i]>=w[j])f[i]=max(f[i],f[j]+1); ^~~ Main.cc:21:23: note: suggested alternative: ‘maxn’ if(w[i]>=w[j])f[i]=max(f[i],f[j]+1); ^~~ maxn Main.cc:22:9: error: ‘max’ was not declared in this scope maxn=max(maxn,f[i]); ^~~ Main.cc:22:9: note: suggested alternative: ‘maxn’ maxn=max(maxn,f[i]); ^~~ maxn Main.cc:25:2: error: ‘cout’ was not declared in this scope cout<