include <bits/stdc++.h>
using namespace std;

int main()
{
int n;
cin>>n;
while(n>26)
{
int sum=0;
while(n>0)
{
int r=n%10;
sum+=r;
n/=10;
}
n=sum;
}
char c='A'+n-1;
cout<<c;

return 0;
}

C++
Company Code
Telegram
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C
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int main() {
char s[100];
int i;
printf("\nEnter a string : ");
gets(s);
for (i = 0; s[i]!='\0'; i++) {
if(s[i] >= 'a' && s[i] <= 'z') {
s[i] = s[i] - 32;
}
}
printf("\nString in Upper Case = %s", s);
return 0;
}
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Sum of Squares

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C

14
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A
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