打靶问题（递归）

#include <stdio.h>
int record[10];
int sum;

void print()
{
int i;
for(i = 0; i < 10; i++)
{
printf("%-3d ", record[i]);
}
sum++;
printf("/n");
}

void shoot(int socre,int num)
{
int i;
if(socre < 0 || socre > num * 10)
return;
if(num == 1)
{
record[10 - num] = socre;
print();
return;
}
for(i = 0; i <= 10; i++)
{
record[10 - num] = i;
shoot(socre - i, num - 1);
}
}

int main(char* argv, int argc)
{
shoot(90, 10);
printf("It has %d compound", sum);
return 0;
}