王奕诺 • 4天前
#include<iostream> // cin\cout\endl
#include<cstdio> //scanf()\printf()
#include<cstring> // strcpy()\strcat()\strcmp()\strlen()\memset()
#include<cmath> //sqrt()\pow()\abs()\ceil()\floor()\max()\min()
using namespace std;
int main(){
int num,n,a,i,r=0;
cin>>num;
n=num;
while(n!=0)
{
a=n%10;
r=r*10+a;
n=n/10;
}
if(r==num)
cout<<"yes"<<endl;
else
cout<<"no"<<endl;
}
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