/C++/Sum of first and last digit of a number in C++

Sum of first and last digit of a number in C++

#include<stdio.h>
void main()
{
    int a;
    scanf("%d",&a);
    int sum=0,r,t;
    t=a;
    while(a!=0)
    {
        r=a%10;
        sum=sum*10+r;
        a=a/10;
    }

    if(t==sum)
    {
        printf("%d",(sum+t)%100);
    } else
        printf("%d",(sum+t)%10);
}

Similar codes

1 vote195 views1 answer
Std string to wstring
C++
0 vote165 views1 answer
PCL RANSAC
C++
13 votes186 views5 answers
C++ iterate map
C++
0 vote189 views1 answer
Compare two functions in a class c++
C++
104 votes473 views6 answers
Integer to string c++
C++
0 vote419 views1 answer
Stack overflow c++
C++
0 vote213 views1 answer
Java to puthon converter
C++
1 vote167 views1 answer
C++ string not printing
C++
0 vote179 views1 answer
Input time from console C++
C++
0 vote174 views1 answer
C++ exam
C++