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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3.  
  4. int cmp(const void *a,const void *b)
  5.   {
  6.    int A=*(const int*)a,B=*(const int*)b;
  7.    return (A>B)-(B>A);
  8.   }
  9.  
  10. int main()
  11.   {
  12.    int tb[][2]={{5,3},{12,4},{5,1},{5,2},{1,1}};
  13.    int i;
  14.    qsort(&tb[0][0],5,2*sizeof(int),cmp);
  15.    for(i=0;i<5;++i) printf("%d %d\n",tb[i][0],tb[i][1]);
  16.    return 0;
  17.   }
  18.  
Success #stdin #stdout 0s 2248KB
comments (?)
stdin
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Standard input is empty
stdout
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1 1
5 3
5 1
5 2
12 4
https://ideone.com/IKSwZR
language:
C (gcc 8.3)
created:
10 years ago
visibility:
public

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