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equivalentindex.py
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equivalentindex.py
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# -*- coding: utf-8 -*-
"""
Created on Sun Sep 17 00:55:14 2023
@author: shubham prajapati
"""
#find equivalent index from an array
arr=eval(input())
leftsum=0
rightsum=0
for i in range(len(arr)):
index=i
for j in range(0,index):
leftsum+=arr[j]
for k in range(index+1,len(arr)):
rightsum+=arr[k]
if(leftsum==rightsum):
print("Equivalent index is:",i)
break
leftsum=0
rightsum=0
#In C language
#include <stdio.h>
int main()
{
int size,ele;
int leftsum=0;
int rightsum=0;
int i,j,k,index;
printf("Enter size of an array:");
scanf("%d",&size);
int arr[size];
printf("Enter the elements:");
for(i=0;i<size;i++){
scanf("%d",&ele);
arr[i]=ele;
}
for(i=0;i<size;i++){
index=i;
for(j=0;j<index;j++){
leftsum=leftsum+arr[j];
}
for(k=i+1;k<size;k++){
rightsum=rightsum+arr[k];
}
if(leftsum==rightsum){
printf("Equivalent index is %d",i);
break;
}
leftsum=0;
rightsum=0;
}
return 0;
}