1 solutions

  • 1
    @ 2026-2-27 10:21:38
    #include<bits/stdc++.h>
    using namespace std;
    int a[5010];
    int main()
    {
        int n,m;
        cin>>n>>m;//n纸杯个数,m操作次数;
        for(int i=1;i<=n;i++)//输入每个杯子上的数
        {
            cin>>a[i];
        }
        for(int i=1;i<=m;i++)//操作纸杯交换
        {
            int u,v;
            cin>>u>>v;//输入两个纸杯
            swap(a[u],a[v]);
        }
        for(int i=1;i<=n;i++)//循环输出
        {
            cout<<a[i]<<' ';
        }
        return 0;
    }
    

    Information

    ID
    2866
    Time
    1000ms
    Memory
    256MiB
    Difficulty
    1
    Tags
    # Submissions
    59
    Accepted
    23
    Uploaded By