回文数

#include <stdio.h>#include <math.h>void main(){int n,i,j,z,a,b,m,c,d; scanf("%d",&n);c = n;for (i=1; ;i++){c = c/10;if (c==0)break;} z = i;m = n;d = n;for (j=1; j<=(i/2); j++){z = z - 1;a = d / pow(10,z);b = m % 10; if (a != b)break; m = m / 10;d = d - a * pow(10,z);}if (i==1||a==b)printf("yes/n");elseprintf("no/n");}