题目:把整数逆序,例如12345 转54321
#include <stdio.h>
#include <stdlib.h>
//把整数逆序 例如把12345 变成54321
int main()
{
int num;
printf("intput:\n");
scanf("%d",&num);
int lastres = 0;
int wei;
while(num)
{
lastres *= 10;
wei = num%10;
lastres +=wei;
num /=10;
}
printf("%d",lastres);
return 0;
}