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array_duplicate_element.c
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//wap to count the duplicate element and display
#include<stdio.h>
int main()
{
int arr[7],arr2[14],count=0,k=0,n=1,m=0,sort[2][7];
printf("enter array element\n");
for(int i=0;i<7;i++)
scanf("%d",&arr[i]);
for(int i=0;i<7;i++){
for(int j=i;j<7;j++){
if(arr[i]<arr[j]){
arr[i]=arr[i]+arr[j];
arr[j]=arr[i]-arr[j];
arr[i]=arr[i]-arr[j];
}
}
}
printf("after sorting\n");
for(int i=0;i<7;i++)
printf("%d ",arr[i]);
printf("\n");
for(int i=0;i<7;i++){
for(int j=0;j<7;j++){
if(arr[i]==arr[j])
count++;
}
//printf("%d ",count);
sort[m][i]=arr[i];
sort[n][i]=count;
count=0;
}
printf("\n");
for(int i=0;i<2;i++){
for(int j=0;j<7;j++)
printf("%d ",sort[i][j]);
printf("\n");
}
//two d array sorting
for(int i=0;i<7;i++){
for(int j=i;j<7;j++){
if(sort[n][i]<sort[n][j]){
sort[n][i]=sort[n][i]+sort[n][j];
sort[n][j]=sort[n][i]-sort[n][j];
sort[n][i]=sort[n][i]-sort[n][j];
sort[m][i]=sort[m][i]+sort[m][j];
sort[m][j]=sort[m][i]-sort[m][j];
sort[m][i]=sort[m][i]-sort[m][j];
}
}
}
printf("\n");
for(int i=0;i<1;i++){
for(int j=0;j<7;j++)
printf("%d ",sort[i][j]);
printf("\n");
}
}