16 lines
225 B
C++
16 lines
225 B
C++
#include<cstdio>
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int f(int n,int k,int minn)
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{
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if(k==1) return 1;
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int ans=0;
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for(int i=minn;i*k<=n;i++) ans+=f(n-i,k-1,i);
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return ans;
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}
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int main()
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{
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int n,k;
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scanf("%d%d",&n,&k);
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printf("%d\n",f(n,k,1));
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return 0;
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}
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