这道题怎么又紫了！！！！！！！！！！

或许因为本人

过丑

过笨

#include<bits/stdc++.h>
using namespace std;
int a,b,c[100005];
struct sss{
	int name;
	int xb;
}d[10005];
void zcy(int l,int r,int x){
	if(l>r)return;
	int lr1 = l+(r-l)/2;
	if(c[lr1] == d[x].name){
		d[x].xb = lr1;
		zcy(l,lr1-1,x);
		return;
	}
	else if(c[lr1]>d[x].name)zcy(l,lr1-1,x);
	else zcy(lr1+1,r,x);
}
int main(){
	scanf("%d%d",&a,&b);
	for(int i = 1;i<=a;i++){
		scanf("%d",&c[i]);
	}
	for(int i = 1;i<=b;i++){
		scanf("%d",&d[i].name);
		d[i].xb = -1;
	}bool isok = true;
	for(int i = 1;i<=b;i++){
		isok = true;
		for(int j = 1;j < i;j++){
			if(d[i].name == d[j].name){
				d[i].xb = d[j].xb;
				isok == false;
				break;
			}
			
		}
		if(isok)zcy(1,a,i);
	}
	for(int i = 1;i<=b;i++){
		printf("%d ",d[i].xb);
	}
}