#include <stdio.h> int main(){ int t; scanf("%d",&t); while(t--){ int n; scanf("%d",&n); int l[20],r[20],max=0; for(int i=0;i<n;i++){ scanf("%d%d",&l[i],&r[i]); if(r[i]-l[i]>max) max=r[i]-l[i]; } for(int i=0;i<n-1;i++){ if(l[i]+max>l[i+1]) printf("NO\n"); else printf("YES\n"); } } return 0; } |
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