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#include<stdio.h>
#include<time.h>
#include<stdlib.h>
int main()
{
srand((unsigned)time(NULL));
int i,a,b,J,sum,s[10],T,x,y,g[i];
for(i=1;i<=10;i++)
{
for(a=rand()%51,b=rand()%51;a+b>50||a+b<0||a-b<0;a=rand()%51,b=rand()%51)
{
;
}
J=rand()%2;
if(J==1)
{
printf("%d:%d+%d=",i,a,b);
T=a+b;
scanf("%d",&s[i]);
for(x=0;x<=2;x++)
{
if(s[i]!=T)
{
printf("´ð°¸´íÎó£¬ÇëÖØÐÂÊäÈë:\n");
g[i]=0;
}
else if(x==0)
g[i]=10;
else if(x==1)
g[i]=7;
else if(x==2)
g[i]=5;
}
}