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- #include<stdio.h>
- int main()
- {
- int N,W,t,j,s1=0,s2=0,i;
- long long int x[1000];
- long long int y[1000];
- scanf("%d",&t);
- for( i=0; i<t; i++)
- {
- scanf("\n%d %d",&N,&W);
- for( j=0; j<N; j++)
- {
- scanf("%lld %lld",&x[j],&y[j]);
- }
- for(int k=0; k<N; k++)
- {
- for(j=k+1; j<=N; j++)
- {
- if(y[k]==y[j])
- {
- s1++;
- break;
- }
- else
- s2++;
- }
- }
- printf("%d",s1+s2);
- }
- return 0;
- }
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