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  1. // BucketSort
  2. #include <stdio.h>
  3. #include <stdlib.h>
  4.  
  5. void printA(int a[], int n){
  6.     int i;
  7.     for(i=0;i<n;i++){
  8.         printf("%d ",a[i]);
  9.     }
  10.     printf("\n");
  11. }
  12.  
  13. void swap(int* a, int* b){
  14.     int  tmp;
  15.     tmp = *a;
  16.     *a = *b;
  17.     *b = tmp;
  18. }
  19.  
  20. #define MAX 1000000
  21. void BucketSort(int a[], int n){
  22.     int i,t;
  23.     int b[MAX];
  24.     //ここから下を書く
  25.  
  26. 	for(i=0; i<MAX; i++){
  27. 		b[i]=0;
  28. 	}
  29.  
  30. 	t=0;
  31.  
  32.     for(i=0; i<n; i++){
  33.     	 b[a[i]]=1;
  34.     }
  35.  
  36.     for(i=0; i<n; i++){
  37.     	a[t++]=a[i];
  38.     }
  39.  
  40.      for(i=0; i<MAX; i++){
  41.      	for(int j=0; j<n; j++){
  42.     	if(b[i]==1)
  43. 		swap(&a[t],&a[j]);
  44.      	}
  45.      }
  46. }
  47.  
  48. int main(void){
  49.     int n,i;
  50.     int *v;
  51.     scanf("%d",&n);
  52.     v = (int*)malloc(sizeof(int)*n);
  53.     if(v==NULL){
  54.         printf("ERROR\n");
  55.         return -1;
  56.     }
  57.     for(i=0;i<n;i++){
  58.         scanf("%d",&v[i]);
  59.     }
  60.     BucketSort(v,n);
  61.     printA(v,n);
  62.     free(v);
  63.     return 0;
  64. }
  65.  
Success #stdin #stdout 0.01s 5452KB
comments (?)
stdin
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8
21 55 5 13 8 2 34 3
stdout
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55 5 13 8 2 34 3 0
https://ideone.com/Va8vUU
language:
C (gcc 8.3)
created:
20 days ago
visibility:
public

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