1-4鸡兔同笼

已知鸡和兔的总量为n,总腿数为m。输入n和m,依次输出鸡的数目和兔的数目。则输出No answer
样例输入:
14 32
样例输出:
12 2
样例输入:
10 16
样例输出:
No answer
 
 1 #include<stdio.h>
 2 int main()
 3 {
 4 int a,b,n,m;
 5 scanf("%d%d",&n,&m);
 6 a=(4*n-m)/2;
 7 b=n-a;
 8 if(m%2==1||a<0||b<0)
 9 printf("No answer\n");
10 else
11 printf("%d %d\n",a,b);
12 return 0;
13 }

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转载自www.cnblogs.com/xybz/p/9978874.html