Submission #61787745

Source Code Expand

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#include<bits/stdc++.h>
#define ll long long
using namespace std;
ll x;
int main() {
  cin>>x;
  __int128_t n=1;
  for(int i=1;n<x;i++) {
    n*=i;
    if(n==x) {
      cout<<i<<endl;
      break;
    }
  }
}
 
 
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#include<bits/stdc++.h>
#define ll long long
using namespace std;
ll x;
int main() {
	cin>>x;
	__int128_t n=1;
	for(int i=1;n<x;i++) {
		n*=i;
		if(n==x) {
			cout<<i<<endl;
			break;
		}
	}
}

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