package main

import (
	"bufio"
	"fmt"
	"os"
	"strconv"
	"strings"
)

func main() {
    sb := bufio.NewScanner(os.Stdin)
    for sb.Scan() {
        s := sb.Text()
        nums := strings.Split(s, " ")
        min, _ := strconv.Atoi(nums[0])
        for i:=1; i < 7; i++ {
            tmp, _ := strconv.Atoi(nums[i])
            if min > tmp {
                min = tmp
            }
        }
        fmt.Println(min)
    }
}