70分,求调,AC必关!
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70分,求调,AC必关!
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AngelicaYang楼主2024/8/15 20:39
#include<bits/stdc++.h>
using namespace std;
const int N=1e6+10;
int n,m;
int a[N];
bool check(int h){
	int sum=0;
	for(int i=1;i<=n;i++){
		if(a[i]>h) sum+=a[i]-h;
	}
	if(sum<m) return 1;
	else return 0;
}
int main(){
	scanf("%d%d",&n,&m);
	int mid,l,r=-1;
	for(int i=1;i<=n;i++){
		scanf("%d",&a[i]);
		r=max(r,a[i]);
	}
	l=0;
	int ans=0;
    while(l<r){
        mid=(l+r+1)/2;
        if(check(mid)){
        	r=mid-1;
		}
        else l=mid;
    }
    printf("%d",l);
	return 0;
} 
2024/8/15 20:39
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