oj.uz

Submission #989205

# Submission time Handle Problem Language Result Execution time Memory
989205 2024-05-27T17:59:30 Z user736482 Xylophone (JOI18_xylophone) C++17
0 / 100
 0 ms 344 KB 
#include <bits/stdc++.h>
#include "xylophone.h"
using namespace std;


void solve(int n){
    int tab1[n],tab2[n],ak,ak2,ak3;
    tab1[0]=0,tab2[0]=0;
    if(n==1){
        answer(1,1);
        return;
    }
    if(n==2){
        answer(1,1);
        answer(2,2);
        return;
    }
    ak=query(1,2);
    tab1[1]=ak;
    tab2[1]=-ak;
    for(int i=2;i<n;i++){
        ak=query(i-2,i);
        ak2=query(i-1,i);
        if(tab1[i-1]>tab1[i-2]){
            tab1[i]=tab1[i-1]+ak2*((ak>ak2)*2-1);
        }
        else{
            tab1[i]=tab1[i-1]-ak2*((ak>ak2)*2-1);
        }
        if(tab2[i-1]>tab2[i-2]){
            tab2[i]=tab2[i-1]+ak2*((ak>ak2)*2-1);
        }
        else{
            tab2[i]=tab2[i-1]-ak2*((ak>ak2)*2-1);
        }
    }
    ak=99999;
    for(int i=0;i<n;i++){
        ak=min(ak,tab1[i]);
    }
    for(int i=0;i<n;i++){
        tab1[i]-=(ak-1);
    }
    for(int i=0;i<n;i++){
        if(tab1[i]==1){
            for(int j=0;j<n;j++){
                answer(j,tab1[j]);
            }
        }
        if(tab1[i]==n)
            break;
    }
    ak=99999;
    for(int i=0;i<n;i++){
        ak=min(ak,tab2[i]);
    }
    for(int i=0;i<n;i++){
        tab2[i]-=(ak-1);
    }
    for(int j=0;j<n;j++){
        answer(j,tab2[j]);
    }
}

Compilation message

xylophone.cpp: In function 'void solve(int)':
xylophone.cpp:7:32: warning: unused variable 'ak3' [-Wunused-variable]
    7 |     int tab1[n],tab2[n],ak,ak2,ak3;
      |                                ^~~

Subtask #1
0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Incorrect 0 ms 344 KB Wrong Answer [1]
3 Halted 0 ms 0 KB -

Subtask #2
0 / 36.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Incorrect 0 ms 344 KB Wrong Answer [1]
3 Halted 0 ms 0 KB -

Subtask #3
0 / 53.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Incorrect 0 ms 344 KB Wrong Answer [1]
3 Halted 0 ms 0 KB -