Program to find mean and standard deviation in c++

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#include <math.h>

#include <iostream.h>

#include <conio.h>

#define MAX 10

main()

{

float x = 0, sd, s = 0, m, sum = 0;

int n, i, d, a[MAX];

clrscr();

cout<<"Enter How many inputs you have to calculate SD [MAX ]: "<< MAX<<endl;

cin>>n;

if ( n > MAX ){

cout<<"Sorry your input limit is greater than Max value"<< MAX;

}

for (i = 0; i < n; i++){

cout<<"Enter the Integer elements "<<i+1<<" of "<< n<<":";

cin>>a[i];

}

for(i=0; i < n; i++){

x = x + a[i];

}

m=x/n;

for (i =0; i < n; i++){//calculating sd

d = a[i] - m;

sum += d * d;

}

s = sum / n;

sd = sqrt(s);//standard deviation

cout<<"the number of input terms ="<< n;

cout<<"\nMean = " <<m;

cout<<"\nStandard Deviation ="<<sd;

cout<<"\nEXIT_SUCCESS";

getch();

}

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