Submission #199022

#	Time	Username	Problem	Language	Result	Execution time	Memory
199022		stefdasca	Swap (BOI16_swap)	C++14	0 / 100	5 ms	376 KiB

swap

#include<bits/stdc++.h>
#define god dimasi5eks
#pragma GCC optimize("O3")
#define fi first
#define se second
#define pb push_back
#define pf push_front
#define mod 1000000007
#define dancila 3.14159265359
#define eps 1e-9

// #define fisier 1

using namespace std;

typedef long long ll;

int n, v[200002];
int main()
{

    #ifdef fisier
        ifstream f("input.in");
        ofstream g("output.out");
    #endif

    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cin >> n;
    for(int i = 1; i <= n; ++i)
        cin >> v[i];
    v[n+1] = 2000000;
    for(int i = 1; i + i <= n; ++i)
    {
        if(v[i] < v[i+i] && v[i] < v[i+i+1])
            continue;
        if(v[i] < v[i+i] && v[i+i+1] < v[i+i])
        {
            if((i+i) * 2 <= n && v[(i+i) * 2] < v[i+i] || (i+i)*2+1 <= n && v[(i+i)*2+1] < v[i+i]);
            else
                swap(v[i], v[i+i]);
            swap(v[i], v[i+i+1]);
        }
        else
            if(v[i+i+1] < v[i])
            {
                swap(v[i], v[i+i+1]);
            }
            else
                if(v[i+i] < v[i])
                {
                    swap(v[i], v[i+i]);
                }
      //  for(int j = 1; j <= n; ++j)
       //     cout << v[j] << " ";
     //   cout << '\n';
    }
    for(int i = 1; i <= n; ++i)
        cout << v[i] << " ";
    return 0;
}

Compilation message (stderr)

swap.cpp: In function 'int main()':
swap.cpp:39:31: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
             if((i+i) * 2 <= n && v[(i+i) * 2] < v[i+i] || (i+i)*2+1 <= n && v[(i+i)*2+1] < v[i+i]);
                ~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 0 / 10
• Subtask 2: 0 / 11
• Subtask 3: 0 / 27
• Subtask 4: 0 / 20
• Subtask 5: 0 / 32