#include<stdio.h>#include<stdlib.h>#include<time.h>int main(){     printf("请猜一个数:");   srand(time(NULL));   int predefined=rand()%100;   int n ;   scanf("%d",&n);   int i;   for (i=0,i<=3,i++)   {         if(predefined==n)        {             printf("Bingo!")             brink;        }      else if(predefined>n)        {             printf("Too small")             scanf("%d",&n);        }      else(predefined<n)        {             printf("Too big")             scanf("%d",&n);        }       if(i==3)        {        printf("共猜了%d次。\n",i);            printf("Game over\n");        break;        }   }   return 0;}

#include<stdio.h>int main(){    int m,n,temp,y;    printf("请输入两个数字:");    scanf("%d %d",&m,&n);    if(n>m)    {        temp=m;        m=n;        n=temp;    }    y=n;    {        if(m%n==0)        {            printf("%d和%d的最大公约数是%d",m,n,y);                   }    y=y-1;        if(m%y==0&&n%y==0)        {            printf("%d和%d的最大公约数是%d",m,n,y);        }    }   }