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#include<iostream>
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#include<cstdlib>
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#include<stdio.h>
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using namespace std;
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int main()
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{
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int t,n,k;
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int count=1;
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scanf("%d",&t);
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while(t--)
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{
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scanf("%d%d",&n,&k);
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printf("Case %d: ",count++);
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if(k==1&&(n%2==1)) puts("first");
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else if(n<=k) puts("first");
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else puts("second");
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}
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}
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