C Language Example - Number Reversal
The user inputs a number, and the number is reversed.
Example
#include <stdio.h>
int main()
{
int n, reversedNumber = 0, remainder;
printf("Enter a number:");
scanf("%d", &n);
while(n != 0)
{
remainder = n%10;
reversedNumber = reversedNumber*10 + remainder;
n /= 10;
}
printf("After reversal: %d", reversedNumber);
return 0;
}
Run result:
输入数字: 1234 翻转后 4321other extensions