azure000 @ 2023-02-08 19:44:25
#include<bits/stdc++.h>
using namespace std;
int n,a=0,s=0,t=0,tot=0;
int main(){
cin>>n;
while(a=n*n){
cin>>s;
a+=s;
if(t==0){
for(int i=1;i<=s;++i){
cout<<"0";
tot++;
if(tot%n==0)cout<<"\n";
}
t++;
}
else{
for(int i=1;i<=s;++i){
cout<<"1";
tot++;
if(tot%n==0)cout<<"\n";
}
t--;
}
}
return 0;
}by tabelog_AFO @ 2023-02-10 21:20:58
#include <bits/stdc++.h>
using namespace std;
int main() {
int a,n,t=0,i=0,b,s=0;
cin>>n;
while (s<n*n) {
cin>>a;
i++;
for (b=a;b>=1;b--) {
if (t==n) {
cout<<endl;
t=0;
}
if (i%2==1) cout<<0;
else cout<<1;
t++,s++;
}
}
cout<<endl;
return 0;
}