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- #include <bits/stdc++.h>
- using namespace std;
- ifstream f("colina.in");
- ofstream g("colina.out");
- int v[100005],q[100005];
- int caut1(int st,int dr,int x)
- {
- while(st<=dr)
- {
- int m=(st+dr)/2;
- if(v[m]==x)
- return m;
- else if(v[m]<x)
- st=m+1;
- else
- dr=m-1;
- }
- return 0;
- }
- int caut2(int st,int dr,int x)
- {
- while(st<=dr)
- {
- int m=(st+dr)/2;
- if(v[m]==x)
- return m;
- else if(v[m]<x)
- dr=m-1;
- else
- st=m+1;
- }
- return 0;
- }
- int main()
- {
- int n,m,maxx=0,poz=0;
- f>>n>>m;
- for(int i=1; i<=n; i++)
- {
- f>>v[i];
- if(v[i]>maxx)
- maxx=v[i],poz=i;
- }
- for(int i=1; i<=m; i++)
- {
- f>>q[i];
- int a=caut1(1,poz,q[i]),b=caut2(poz+1,n,q[i]);
- if(a==0 && b==0)
- g<<"NU"<<"\n";
- else
- {
- g<<"DA"<<" ";
- if(a)
- g<<a<<" ";
- if(b)
- g<<b;
- g<<"\n";
- }
- }
- return 0;
- }
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