mirror of
https://github.com/Kiritow/OJ-Problems-Source.git
synced 2024-03-22 13:11:29 +08:00
31 lines
569 B
C++
31 lines
569 B
C++
#include<stdio.h>
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#include<string.h>
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#include<stdlib.h>
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int ans[111];
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void init()
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{
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int i,l;
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ans[0]=1;
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ans[1]=1;
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ans[2]=ans[1]+4*ans[0];
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ans[3]=ans[2]+4*ans[1]+2*ans[0]+2*ans[0];
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for(i=4;i<=100;i++)
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{
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ans[i]=(ans[i-1]+4*ans[i-2]+2*ans[i-3]+ans[i-4])%19890907;
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for(l=3;l<=i;l++) ans[i]=(ans[i]+2*ans[i-l])%19890907;
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}
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return ;
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}
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int main()
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{
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init();
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int T,n;
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scanf("%d",&T);
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while(T--)
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{
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scanf("%d",&n);
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printf("%d\n",ans[n]);
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}
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return 0;
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}
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