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多叉树的方法#include<stdio.h>
int dps(int m, int n,int pre) {
int i,sum=0;
if (n == 1) {
return 1;
}
for (i = pre; i<= m/n; i++) { //下一层的苹果都大于等于上一层的苹果
sum+=dps(m - i, n - 1,i);
}
return sum;
}
int main() {
int m, n, t, i;
scanf("%d", &t);
for (i = 0; i < t; i++) {
scanf("%d%d", &m, &n);
printf("%d\n", dps(m, n, 0));
}
return 0;
}
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