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Submission #676510

# Submission time Handle Problem Language Result Execution time Memory
676510 2022-12-31T05:49:29 Z browntoad Worm Worries (BOI18_worm) C++14
10 / 100
 5 ms 8160 KB 
#include <bits/stdc++.h>
#pragma GCC optimize("Ofast", "unroll-loops")
using namespace std;
#define ll long long
#define int ll
#define FOR(i,a, b) for (int i=(a); i<(b); i++)
#define REP(i, n) FOR(i, 0, n)
#define REP1(i, n) FOR(i, 1, n+1)
#define pii pair<int, int>
#define SZ(x) (int)((x).size())
#define ALL(x) (x).begin(), (x).end()
#define f first
#define s second
#define pb push_back
// #define endl '\n'
 
const ll maxn = 2e5+5;
const ll inf = (1ll<<60);
 
signed main(){
    ios::sync_with_stdio(0), cin.tie(0), cout.tie(0);
    int n, m, k, q; cin>>n>>m>>k>>q;
    vector<int> val(n+1);
    if (k==1&&m==1){
        int l=1, r=n;
        while(l<=r){
            if (l==r){
                cout<<'!'<<' '<<l<<' '<<1<<' '<<1<<endl;
                break;
            }
            int mid1=(l+r)/2;
            int mid2=mid1+1;
            if(val[mid1]==0){
                cout<<'?'<<' '<<mid1<<' '<<1<<' '<<1<<endl;
                int x; cin>>x;
                val[mid1]=x;
            }
            if (val[mid2]==0) {
                cout<<'?'<<' '<<mid2<<' '<<1<<' '<<1<<endl;
                int x; cin>>x;
                val[mid2]=x;
            }
            if (val[mid1]<=val[mid2]){
                l=mid2;
            }
            else {
                r=mid1;
            }
 
        }
 
    }
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 8144 KB Output is correct
2 Correct 4 ms 8144 KB Output is correct
3 Correct 3 ms 8144 KB Output is correct
4 Correct 5 ms 8144 KB Output is correct
5 Correct 5 ms 8144 KB Output is correct

Subtask #2
0 / 22.0

# Verdict Execution time Memory Grader output
1 Runtime error 4 ms 8160 KB Execution killed with signal 13
2 Halted 0 ms 0 KB -

Subtask #3
0 / 12.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 208 KB invalid format (must have DIMS+1 tokens). input:
2 Halted 0 ms 0 KB -

Subtask #4
0 / 19.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 208 KB invalid format (must have DIMS+1 tokens). input:
2 Halted 0 ms 0 KB -

Subtask #5
0 / 14.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 208 KB invalid format (must have DIMS+1 tokens). input:
2 Halted 0 ms 0 KB -

Subtask #6
0 / 23.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 208 KB invalid format (must have DIMS+1 tokens). input:
2 Halted 0 ms 0 KB -