二分，至今仍很纠结

#include 
    
     #define maxn 100010int n,m;int judge(int mid,int* ex){	int gr=1;//!!!!!!!!!!!!	int sum=0;	int i;	for(i=0;i
     
      m) return 1;//说明小了    else return 0;}int main(){	while(scanf("%d",&n)!=EOF)	{		scanf("%d",&m);		int ex[maxn];		int i;		int high=0,low=0;		for(i=0;i