View Code of Problem 73
#include<bits/stdc++.h>
using namespace std;
int main() {
int N, sum=1;
cin>>N;
for(int i=1; i<N; i++) sum=(1+sum)*2;
cout<<sum<<endl;
} |
Double click to view unformatted code.
Back to problem 73
#include<bits/stdc++.h>
using namespace std;
int main() {
int N, sum=1;
cin>>N;
for(int i=1; i<N; i++) sum=(1+sum)*2;
cout<<sum<<endl;
} |
Double click to view unformatted code.