Eroare de compilare: main.cpp: In function 'int main()': main.cpp:6:72: error: 'x' was not declared in this scope 6 | for(cin>>n,l=1;l<n;m=(l+n)/2,cout<<"? "<<m<<'\n',cout.flush(),cin>>x,x?n=m:l=m+1); | ^ main.cpp:6:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] 6 | for(cin>>n,l=1;l<n;m=(l+n)/2,cout<<"? "<<m<<'\n',cout.flush(),cin>>x,x?n=m:l=m+1); | ^~~ main.cpp:7:9: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for' 7 | return cout<<"! "<<l,cout.flush(),0; | ^~~~~~ Non zero exit status: 1