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  1. // Question:07 Swap
  2.  
  3. #include <stdio.h>
  4. void swap_start(int *a, int *b);
  5. int main()
  6. {
  7.     int m[300];
  8.     int n;
  9.     int i;
  10.     int swap_1;
  11.     int swap_2;
  12.  
  13.     m[0] = 0;
  14.  
  15.     scanf("%d", &n);
  16.     for (i = 1; i <= n; i++)
  17.     {
  18.         scanf("%d", &m[i]);
  19.     }
  20.     int num;
  21.  
  22.     scanf("%d", &num);
  23.     for (int i = 1; i <= num; i++)
  24.     {
  25.         scanf("%d", &swap_1);
  26.         scanf("%d", &swap_2);
  27.         swap_start(&m[swap_1], &m[swap_2]);
  28.     }
  29.  
  30.     for (i = 1; i <= n; i++)
  31.     {
  32.         printf("%d ", m[i]);
  33.     }
  34.     return 0;
  35. }
  36. void swap_start(int *a, int *b)
  37. {
  38.     int temp = *a;
  39.     *a = *b;
  40.     *b = temp;
  41. }
  42.  
Success #stdin #stdout 0s 5440KB
comments (?)
stdin
copy 
7
9
 1
 17
 3
 5
 2
 7 
4
1 3 
2 4
5 3
4 6
stdout
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17 3 5 2 9 1 7
https://ideone.com/fxjYr2
language:
C (gcc 8.3)
created:
1 year ago
visibility:
public

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