```javascript
// program to find the HCF or GCD of two integers
```

```javascript
```

```javascript
let hcf;
```

```javascript
// take input
```

```javascript
const number1 = prompt('Enter a first positive integer: ');
```

```javascript
const number2 = prompt('Enter a second positive integer: ');
```

```javascript
```

```javascript
// looping from 1 to number1 and number2
```

```javascript
for (let i = 1; i <= number1 && i <= number2; i++) {
```

```javascript
```

```javascript
    // check if is factor of both integers
```

```javascript
    if( number1 % i == 0 && number2 % i == 0) {
```

```javascript
        hcf = i;
```

```javascript
    }
```

```javascript
}
```

```javascript
```

```javascript
// display the hcf
```

```javascript
console.log(`HCF of ${number1} and ${number2} is ${hcf}.`);
```

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