/*
Name: haytham1
LANG: C++
Prob: ljhakjfh
*/
#include <stdio.h>

int main()
{
    FILE*input = fopen("New Text Document.in","r");
    FILE*output = fopen("noran2.out","w");
    int x;
    fscanf(input,"%d",&x);

    fprintf(output,"%d",x+5);
    return 0;
}