27 lines
490 B
C++
27 lines
490 B
C++
#include<cstdio>
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#include<cstring>
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#include<algorithm>
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using namespace std;
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int k;
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long long n;
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long long d[105][105];
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long long res;
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int main()
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{
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#ifdef local
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freopen("pro.in","r",stdin);
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#endif
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for(int i=1;i<=100;i++)
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for(int j=1;j<=63;j++)
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d[i][j]=d[i-1][j-1]+1+d[i][j-1];
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while(scanf("%d%lld",&k,&n)==2&&k&&n)
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{
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res=-1;
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for(int i=1;i<=63;i++)
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if(d[k][i]>=n){res=i;break;}
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if(res<0) printf("More than 63 trials needed.\n");
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else printf("%lld\n",res);
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}
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return 0;
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}
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