Blocks

input/code.cpp: In function 'int main()':
input/code.cpp:31:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (int i=1; i<qq.size(); ++i){
                             ^

#include <iostream>
#include <vector>
#define MP make_pair
#define F first
#define S second
using namespace std;
int n;

int s[1010];
bool o[1010];

vector<pair<int, int> > qq;

int main(){
  cin >> n;
  for (int i=0; i<n; ++i){
    cin >> s[i];
  }
  int ans=0;
  for (int ii=0; ii<n; ++ii){
    qq.clear();
    qq.push_back(MP(1222333444, -1));
    for (int i=0; i<n; ++i){
      if (o[i]) continue;
      while (s[i]>qq[qq.size()-1].F){
	qq.pop_back();
      }
      qq.push_back(MP(s[i], i));
    }
    if (qq.size()>1) ++ans;
    for (int i=1; i<qq.size(); ++i){
      o[qq[i].S]=1;
    }
  }
  cout << ans << "\n";
}

Test 1

Verdict: ACCEPTED

Test 2

Verdict: ACCEPTED

Test 3

Verdict: ACCEPTED

Test 4

Verdict: ACCEPTED

Test 5

Verdict: ACCEPTED

Test 6

Verdict: ACCEPTED

Test 7

Verdict: ACCEPTED

Test 8

Verdict: ACCEPTED

Test 9

Verdict: ACCEPTED

Test 10

Verdict: ACCEPTED

Test 11

Verdict: ACCEPTED

Test 12

Verdict: ACCEPTED

Test 13

Verdict: ACCEPTED

Test 14

Verdict: ACCEPTED

Test 15

Verdict: ACCEPTED

Test 16

Verdict: ACCEPTED

Test 17

Verdict: ACCEPTED

Test 18

Verdict: ACCEPTED

Test 19

Verdict: ACCEPTED

Test 20

Verdict: ACCEPTED

Test 21

Verdict: ACCEPTED

Test 22

Verdict: ACCEPTED

Test 23

Verdict: ACCEPTED

Test 24

Verdict: ACCEPTED

Test 25

Verdict: ACCEPTED

Test 26

Verdict: ACCEPTED

Test 27

Verdict: ACCEPTED

Test 28

Verdict: ACCEPTED

Test 29

Verdict: ACCEPTED

Test 30

Verdict: ACCEPTED