#include<iostream>
    #include<iomanip>
    #include<cmath>
    #include<math.h>
 
 
    using namespace std;
 
    int main()
    {
        int n,ch,c1,c2,c3;
 
        //freopen("input.txt","r",stdin);
        //freopen("output.txt","w",stdout);
        cin >> n;
     	c2 = n % 10;
     	c3 = (n % 100) / 10;
     	c1 = n / 100;
     	ch = c1 * 100 + c2 * 10 + c3;
        cout << ch <<endl; 
        return 0;
    }
 
 
    int n = 546;
int x2 = n % 10; // вторая цифра (в оригинале)
int x3 = (n % 100) / 10; // третья цифра
int x1 = n / 100; // первая цифра
int x = x1 * 100 + x2 * 10 + x3;

ICAgICNpbmNsdWRlPGlvc3RyZWFtPgogICAgI2luY2x1ZGU8aW9tYW5pcD4KICAgICNpbmNsdWRlPGNtYXRoPgogICAgI2luY2x1ZGU8bWF0aC5oPgogICAgIAogICAgIAogICAgdXNpbmcgbmFtZXNwYWNlIHN0ZDsKICAgICAKICAgIGludCBtYWluKCkKICAgIHsKICAgICAgICBpbnQgbixjaCxjMSxjMixjMzsKICAgICAKICAgICAgICAvL2ZyZW9wZW4oImlucHV0LnR4dCIsInIiLHN0ZGluKTsKICAgICAgICAvL2ZyZW9wZW4oIm91dHB1dC50eHQiLCJ3IixzdGRvdXQpOwogICAgICAgIGNpbiA+PiBuOwogICAgIAljMiA9IG4gJSAxMDsKICAgICAJYzMgPSAobiAlIDEwMCkgLyAxMDsKICAgICAJYzEgPSBuIC8gMTAwOwogICAgIAljaCA9IGMxICogMTAwICsgYzIgKiAxMCArIGMzOwogICAgICAgIGNvdXQgPDwgY2ggPDxlbmRsOyAKICAgICAgICByZXR1cm4gMDsKICAgIH0KICAgIAogICAgCiAgICBpbnQgbiA9IDU0NjsKaW50IHgyID0gbiAlIDEwOyAvLyDQstGC0L7RgNCw0Y8g0YbQuNGE0YDQsCAo0LIg0L7RgNC40LPQuNC90LDQu9C1KQppbnQgeDMgPSAobiAlIDEwMCkgLyAxMDsgLy8g0YLRgNC10YLRjNGPINGG0LjRhNGA0LAKaW50IHgxID0gbiAvIDEwMDsgLy8g0L/QtdGA0LLQsNGPINGG0LjRhNGA0LAKaW50IHggPSB4MSAqIDEwMCArIHgyICogMTAgKyB4Mzs=

MTIz

123