oj.uz

Submission #90609

# Submission time Handle Problem Language Result Execution time Memory
90609 2018-12-22T21:36:34 Z Milki Nizovi (COI14_nizovi) C++14
100 / 100
 180 ms 676 KB 
#include<bits/stdc++.h>
using namespace std;

#define FOR(i, a, b) for(int i = a; i < b; ++i)
#define REP(i, n) FOR(i, 0, n)
#define _ << " " <<
#define sz(x) ((int) x.size())
#define pb(x) push_back(x)

typedef long long ll;
typedef pair<int, int> point;

const int MAXN = 1e3 + 5;

int a, b;
int sol[MAXN];

int cmp(int x, int y){
  cout << "cmp" _ x _ y << endl;
  fflush(stdout);
  int ret; cin >> ret;
  return ret;
}

void rev(int x, int y){
  if(x >= y) return;
  cout << "reverse" _ x _ y << endl;
  fflush(stdout);
}

int main(){
  cin >> a >> b;

  REP(i, a){
    int lo = a, hi = a + b;
    while(lo < hi){
      int mid = (lo + hi + 1) >> 1;
      int ans = cmp(i + 1, mid);

      if(ans <= 0)
        hi = mid - 1;
      else
        lo = mid;
    }
    sol[i] = lo;
  }
  int start = 1, len = a + 1;
  REP(i, a){
    len --;

    if(i && sol[i] == sol[i - 1]) { start ++; continue; }
    if(sol[i] == a) { start ++; continue; }

    rev(start, sol[i]);
    rev(sol[i] - len + 1, sol[i]);
    rev(start, sol[i] - len);
    start = sol[i] - len + 2;
  }

  cout << "end";
  fflush(stdout);
}

Subtask #1
100.0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 4 ms 376 KB Output is correct
3 Correct 2 ms 404 KB Output is correct
4 Correct 40 ms 452 KB Output is correct
5 Correct 36 ms 496 KB Output is correct
6 Correct 33 ms 548 KB Output is correct
7 Correct 97 ms 676 KB Output is correct
8 Correct 180 ms 676 KB Output is correct
9 Correct 176 ms 676 KB Output is correct
10 Correct 168 ms 676 KB Output is correct