Checksum Validation

Code

#include <stdio.h>

int validate_checksum(int *mem, int n) {
    int a = 0;
    // Write your XOR scan logic here
    for(int i = 0; i<n; i++)
    {
        a = *mem^a;
        mem++;
    }
    if(mem[n-1] == a){
    return 1;}
    else{
        return 0;
    }
}

int main() {
    int n, arr[100];
    scanf("%d", &n);
    
    for (int i = 0; i < n; i++) {
        scanf("%d", &arr[i]);
    }

    int result = validate_checksum(arr, n);
    printf("%d", result);

    return 0;
}

Solving Approach

 

 

 

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Input

5 10 20 30 40 60

Expected Output

0