wei sha chao shi?ji hu fu zhi ti jie
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wei sha chao shi?ji hu fu zhi ti jie
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dfsgbear2楼主2023/7/18 20:31
#include<bits/stdc++.h>
using namespace std;
int mid,m,n,a[100001],z,k;
int zy(int x,int y,int z){
    while(x<y){
        mid=(x+y)/2;
        if(a[mid]>z)y=mid;
        else x=mid+1;
    }
    return -1;
    if(a[mid]==z)return mid;
}
int main(){
    cin>>n>>m;
    for(int i=1;i<=n;i++){
        scanf("%d", &a[i]);
    }
    for(int i=0;i<m;i++){
        cin>>z;
        k=zy(0,n,z);
        cout<<k;
    }
}
2023/7/18 20:31
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