Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
91992 令狐文丽 序列变换 C++ Accepted 1 MS 268 KB 939 2024-09-27 19:44:32

Tests(10/10):


Code:

#include<iostream> using namespace std; int main(){ /** int a[101],b[101],n,sum=0; cin>>n; for(int i =0; i < n;i++){ cin>>a[i]; } for(int i =0;i<n;i ++){ cin>>b[i]; } for(int i =0;i < n;i ++){ sum+=a[i]* b[i]; } cout<<sum<<endl; int a[101],t,n; cin>>n; for(int i =0; i < n;i++){ cin>>a[i]; } if(n % 2 !=0){ for(int i=0;i < n-1;i+=2){ t = a[i]; a[i]= a[i+1]; a[i+1]=t; } }else{ for(int i=0;i < n;i+=2){ t = a[i]; a[i]= a[i+1]; a[i+1]=t; } } for(int i =0;i < n;i++){ cout<<a[i]<<" "; } int a[101],t,n; cin>>n; for(int i =0; i < n;i++){ cin>>a[i]; } for(int i=0;i < n-1;i+=2){ t = a[i]; a[i]= a[i+1]; a[i+1]=t; } for(int i = 0;i < n;i++){ cout<<a[i]<<" "; } **/ int a[101],n; cin>>n; for(int i =0; i < n;i++){ cin>>a[i]; } for(int i =0;i < n;i ++){ cout<<a[a[i]-1]<<" "; } return 0; }