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57 lines
1.3 KiB
C
57 lines
1.3 KiB
C
/* Delete duplicate array elements - Program to delete all the duplicate values from a given array */
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#include <stdio.h>
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#include <conio.h>
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void main()
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{
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int i, j, k, m, n, x[50] ;
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clrscr() ;
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printf("Enter the number of elements: ") ;
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scanf("%d", &n) ;
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printf("Enter the elements: \n") ;
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for(i=0 ; i<n ; i++)
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scanf("%d", &x[i]) ;
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printf("Original array is as shown: \n") ;
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for(i=0 ; i<n ; i++)
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printf("%d ", x[i]) ;
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printf("\n") ;
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/* Removing duplicates */
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m=n ;
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for(i=0 ; i<n-1 ; i++)
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for(j=i+1 ; j<m ; j++)
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if(x[i]==x[j]) /* true if duplicate found */
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{
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for(k=j+1 ; k<m ; k++)
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x[k-1]=x[k] ;
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m-- ;
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}
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/* At this stage, array length is m not n */
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printf("New array with no duplicates is as shown: \n") ;
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for(i=0 ; i<m ; i++)
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printf("%d ", x[i]) ;
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getch();
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}
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/*
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Output1:
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Enter the number of elements: 8
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Enter the elements:
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2 1 4 2 9 6 4 5
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Original array is as shown:
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2 1 4 2 9 6 4 5
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New array with no duplicates is as shown:
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2 1 4 9 6 5
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Output2:
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Enter the number of elements: 4
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Enter the elements:
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2 8 4 5
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Original array is as shown:
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2 8 4 5
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New array with no duplicates is as shown:
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2 8 4 5
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*/
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