题目描述
include[HTML_REMOVED]
using namespace std;
const int N=100010;
int main()
{
int n,m ,q[N];
scanf(“%d%d”,&n, &m);
for(int i=0;i[HTML_REMOVED]> 1;
if(q[mid]>=x) r=mid;
else l=mid+1;
}
if(q[l] != x) cout<<”-1 -1”<[HTML_REMOVED]> 1;
if(q[mid]<=x) l=mid;
else r=mid-1;
}
cout<< l <<endl;
}
}
return 0;
}