26 lines
449 B
C++
26 lines
449 B
C++
#include<iostream>
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using namespace std;
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int main()
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{
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int n;
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while(true)
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{
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cin>>n;
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for(int i=0;i<n;i++)
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{
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for(int a=0;a<(n*2-1-i*2-1)/2;a++) cout<<" ";
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for(int a=1;a<=i*2+1;a++) cout<<a;
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for(int a=0;a<(n*2-1-i*2-1)/2;a++) cout<<" ";
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cout<<endl;
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}
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for(int i=1;i<=n-1;i++)
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{
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for(int a=0;a<i;a++) cout<<" ";
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for(int a=1;a<=2*n-1-2*i;a++) cout<<a;
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for(int a=0;a<i;a++) cout<<" ";
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cout<<endl;
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}
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cout<<endl;
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}
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}
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