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C Program Reverse the Digits

/*  Write a program to reverse sequence of digit. */

 #include <stdio.h>

 int main(void) {
int n,r,sum=0;
printf("Enter Any Number : ");
scanf("%d",&n);
while(n>0)
{
r = n % 10;
sum = (sum * 10)+r;
n = n / 10;
}
printf(" Reverse = %d",sum);
return 0;
}

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