czj/VS Code/rsa1.cpp

#include <bits/stdc++.h>
using namespace std;
int encrypt(int m,int e,int n){int c=1;for(int i=0;i<e;i++){c=(c*m)%n;}return c;}
char m[1024];
int c[1024];
int i,k,e,n;
int main(){
    cout<<"n:";
    cin>>n;
    cout<<"e:";
    cin>>e;
    cout<<"plaintext:";
    cin>>m;
    cout<<"cidhertext:"<<endl;
    k=strlen(m);
    for(i=0;i<k;i++){c[i]=m[i];c[i]=encrypt(c[i],e,n);cout<<c[i]<<" ";}
    system("pause");
    return 0;
}