@ -0,0 +1,17 @@
#include <iostream>
using namespace std;
int main(){
int a,b=1;
cin >>a;
for(int j=1;j<=a;j++){
for(int i=1;i<=j;i++){
cout <<b<<" ";
b++;
if(b>=10){
b=0;
}
cout <<endl;
return 0;
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