team olympiad codeforces solution code example
Example: team olympiad codeforces solution
#include<bits/stdc++.h>
using namespace std;
int main()
{
int n,i,t1[5000],t2[5000],t3[5000],x=0,y=0,z=0,w,s;
scanf("%d",&n);
int a[n];
for(i=0;i<n;i++){
scanf("%d",&a[i]);
}
for(i=0;i<n;i++){
if(a[i]==1){
t1[x]=i+1;
x++;
}
else if(a[i]==2){
t2[y]=i+1;
y++;
}
else if(a[i]==3){
t3[z]=i+1;
z++;
}
}
s=min(x,y);
w=min(s,z);
printf("%d\n",w);
for(x=0,y=0,z=0;x<w,y<w,z<w;x++,y++,z++){
printf("%d %d %d\n",t1[x],t2[y],t3[z]);
}
return 0;
}