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谭钧予 LV 9 @ 2026-5-11 23:57:54#include<bits/stdc++.h> using namespace std;
int main(){ int x; cin>>x; cout<<x<<" "<<x*10<<endl; return 0; }
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#include<bits/stdc++.h> using namespace std;
int main(){ int x; cin>>x; cout<<x<<" "<<x*10<<endl; return 0; }
