2 Mean, Median & Mode Discrete Series

#include <stdio.h>

void Mean(int x[], int fre[], int n){
    long long sum =0 , N=0;

    for(int i=0 ; i<n ; i++)
    {
        sum += (x[i] * fre[i]);
        N += fre[i];
    }

    float mean = (float)sum / (float)N;
    printf("\nMean of given data is %.3f ",mean);
}

void Median(int x[], int fre[], int n ){

    for(int i = 0 ; i<n ; i++){
        int check = 1;
        for(int j=0 ; j<n-i-1 ; j++){
            if(x[j]>x[j+1]){
                int temp = x[j];
                x[j] = x[j+1];
                x[j+1] = temp;

                temp = fre[j];
                fre[j] = fre[j+1];
                fre[j+1] = temp;

                check = 0;
            }
        }
        if(check==1)
            break;
    }
    int cf[n];
    long int N = 0;

    for(int i=0 ; i<n ; i++){
        N += fre[i];
        cf[i] = N;
    }
    float meadian=0;

    int rank = (N+1)/2;
    for(int i=0 ; i<n ; i++){
        if(cf[i]>=rank){
            meadian = x[i];
            break;
        }
    }


    printf("\nMedian of given data is %.3f",meadian);
}
void Mode(int x[], int fre[], int n){
    int mode=x[0], maxi = fre[0];

    for(int i=1 ; i<n ; i++){
        if(maxi<fre[i]){
            maxi = fre[i];
            mode = x[i];
        }
    }

    printf("\nMode of given dataset is %d ",mode);
}
int main()
{
    int n;
    printf("Enter the number of elements \n");
    scanf("%d",&n);

    int x[n],fre[n];
    printf("\nEnter value of X one by one \n");
    for(int i=0 ; i<n ; i++){
            scanf("%d",&x[i]);
    }

    printf("\nNow enter the %d frequencies : \n",n);
    for(int i=0 ; i<n ; i++){
        scanf("%d",&fre[i]);
    }

    // now calling function which will print the mean
    Mean(x, fre, n);

    // now callign function which will print the median of the given data
    Median(x, fre, n);

    // // now calling function which will print the mode of given data
    Mode(x, fre, n);

    return 0;
}