53 lines
904 B
C++
53 lines
904 B
C++
#include<bits/stdc++.h>
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using namespace std;
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using ll = long long;
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void solve()
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{
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int n;
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cin>>n;
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vector<int>v;
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for(int i=0; i<n; ++i)
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{
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int x;
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cin>>x;
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v.push_back(x);
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}
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string s="1";
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int last=v[0];
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bool increase=1;
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for(int i=1; i<n; ++i)
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{
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if(v[i]>=last && increase)
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{
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s.push_back('1');
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last=v[i];
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}
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else if(v[i]<last && v[0]>=v[i] && increase)
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{
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increase=0;
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last=v[i];
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s.push_back('1');
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}
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else if(v[i]>=last && v[i]<=v[0])
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{
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last=v[i];
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s.push_back('1');
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}
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else
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s.push_back('0');
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}
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cout<<s<<endl;
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}
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int main()
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{
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ios_base::sync_with_stdio(false);
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cin.tie(nullptr);
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int TC = 1;
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cin >> TC;
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cin.ignore();
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while (TC--) solve();
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} |