View Code of Problem 91

#include <iostream>
#include <cstdio>
#include <cmath>
using namespace std;
int main(){
    int a;
    cin>>a;
    cout<<a<<"=";
    for(int i=2;i<=sqrt(a);i++){
        if(a%i==0){
            cout<<i<<"*";
            a=a/i;
            i--;
        }
    }
    cout<<a<<endl;
    return 0;
}

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