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...#include <stdio.h> int main() { int i,n,s,d,max,min; while(scanf("%d",&n)!=EOF) { for(i=0;i<n;i++) { scanf("%d%d",&s,&d); max=s+d; min=s-d; if(max<0||min<0||max%2!=0) { printf("impossible\n"); } else printf("%d %d\n",max/2,min/2); } } return(0); } Followed by: Post your reply here: |
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