Submission #702791

#	Time	Username	Problem	Language	Result	Execution time	Memory
702791		salmon	Xylophone (JOI18_xylophone)	C++14	0 / 100	1 ms	208 KiB

xylophone

#include <bits/stdc++.h>
#include "xylophone.h"
using namespace std;
int lst[5100];
int q[5100];
void solve(int N){


    vector<int> v;

    int s, e, s1,e1;

    int en = 1;

    for(int i = N - 1; i >= 1; i--){
        if(query(1,i) != N - 1){
            en = i + 1;
        }
    }

    lst[en] = N;
    q[en] = 0;

    for(int i = en - 1; i > 0; i--){
        int v = query(i,i + 1);

        q[i] = query(i,en);
        if(q[i + 1] == q[i]){
            lst[i] = lst[i + 1] - v;
        }
        else{
            lst[i] = lst[i + 1] + v;
        }
    }

    for(int i = en + 1; i <= N; i++){
        int v = query(i - 1,i);

        q[i] = query(en,i);
        if(q[i - 1] == q[i]){
            lst[i] = lst[i - 1] - v;
        }
        else{
            lst[i] = lst[i - 1] + v;
        }
    }

    for(int i = 1; i <= N; i++){
        answer(i,lst[i]);
    }
}

Compilation message (stderr)

xylophone.cpp: In function 'void solve(int)':
xylophone.cpp:11:9: warning: unused variable 's' [-Wunused-variable]
   11 |     int s, e, s1,e1;
      |         ^
xylophone.cpp:11:12: warning: unused variable 'e' [-Wunused-variable]
   11 |     int s, e, s1,e1;
      |            ^
xylophone.cpp:11:15: warning: unused variable 's1' [-Wunused-variable]
   11 |     int s, e, s1,e1;
      |               ^~
xylophone.cpp:11:18: warning: unused variable 'e1' [-Wunused-variable]
   11 |     int s, e, s1,e1;
      |                  ^~

• Subtask 1: 0 / 11
• Subtask 2: 0 / 36
• Subtask 3: 0 / 53