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Re:错了,又错了,还是错了...为什么总是wrong answer?In Reply To:错了,又错了,还是错了...为什么总是wrong answer? Posted by:Maxempire at 2005-12-04 17:36:14 这是源程序,请哪位牛人解决一下?
#include<stdio.h>
#include<math.h>
void main(){
int m,i,a,b,sum,difference;
scanf("%d",&m);
for(i=0;i<m;i++){
scanf("%d %d",&sum,&difference);
if(sum<0||difference<0){
printf("impossible\n");
continue;
}
a=(sum+difference)/2;
b=(sum-difference)/2;
if(a<0||b<0){
printf("impossible\n");
continue;
}
printf("%d %d\n",a,b);
}
}
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