#include <cstdio>
#include <iostream>
#include <algorithm>
using namespace std;
bool cmp(int x, int y);
int main()
{
int n,x;
scanf("%d %d",&n,&x);
int* a = new int[n];
int* b = new int[n];
for(int i = 0; i < n; i++)
{
scanf("%d",&a[i]);
}
for(int i = 0; i < n; i++)
{
scanf("%d",&b[i]);
}
int sum = 0;
for(int i = 0; i < n; i++)
{
if(a[i] <= b[i])
sum += a[i];
else
sum += b[i];
}
if(sum > x)
printf("%d\n",x);
else
printf("%d\n",sum);
delete []a;
delete []b;
return 0;
}

京公网安备 11010502036488号