Răspuns:
#include<iostream>
#include<string.h>
using namespace std;
int n,m,v[50],i,b,j;
char x[50],s[50];
int main()
{
cin>>n;
strcpy(x,"abcdefghijklmnopqrstuvxyz");
while(n)
{
v[m]=n%10;
m++;
n/=10;
}
for(i=m-1;i>=0;i--)
{
b=v[i];
s[j]=x[b];
j++;
}
cout<<s;
}
Explicație: