let n = Number(gets(0))
    let max1 = Number.NEGATIVE_INFINITY
    let max2 = Number.NEGATIVE_INFINITY
    let max3 = Number.NEGATIVE_INFINITY
    for (let i = 1; i <= n; i++) {
        let currNum = Number(gets(i))
        if (currNum > max1) {
            max1 = currNum
        }
        for (let j = 1; j <= n; j++) {
            let currNum1 = Number(gets(j))
            if (currNum1 > max2 && currNum1<max1) {
                max2 = currNum1
            }
            for (let k = 1; k <= n; k++) {
                let curNum2 = Number(gets(k))
                if (curNum2 > max3 && curNum2 < max2) {
                    max3 = curNum2
                }
            }
        }
    }
   print(max1 + ', ' + max2 + ' and ' + max3)