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  1. //Q62. Reverse an array without taking extra space.
  2. #include <stdio.h>
  3. int main() {
  4.     int n, a[100], i, temp;
  5.     scanf("%d", &n);
  6.     for(i=0;i<n;i++) scanf("%d",&a[i]);
  7.     for(i=0;i<n/2;i++){
  8.         temp=a[i];
  9.         a[i]=a[n-i-1];
  10.         a[n-i-1]=temp;
  11.     }
  12.     for(i=0;i<n;i++) printf("%d ",a[i]);
  13. }
  14.  
Success #stdin #stdout 0.01s 5288KB
comments (?)
stdin
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4
1 2 3 4
stdout
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4 3 2 1
https://ideone.com/DLT3pa
language:
C (gcc 8.3)
created:
1 day ago
visibility:
public

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