delete pics to save space
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23
history_source/信息学奥赛一本通/2.5.11.cpp
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23
history_source/信息学奥赛一本通/2.5.11.cpp
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#include<cstdio>
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int put(int m,int n,int x)
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{
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if(n==1) return 1;
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int ans=0;
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for(int i=x;i*n<=m;i++) ans+=put(m-i,n-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 t;
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scanf("%d",&t);
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int ans[t];
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int m,n;
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for(int i=0;i<t;i++)
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{
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scanf("%d%d",&m,&n);
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ans[i]=put(m,n,0);
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}
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for(int i=0;i<t;i++) printf("%d\n",ans[i]);
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return 0;
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}
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