https://www.acmicpc.net/problem/10797
const fs=require('fs')
let input=fs.readFileSync('/dev/stdin').toString().split('\n')
var n=parseInt(input[0])
var b=input[1].split(' ').map(x=>+x)
var count=0
for(let i=0;i<5;i++){
if(n==b[i]) count++
}
console.log(count)