this page prints its source code but with a random bit changed<script>
s1 = `

str = 'this page prints its source code but with a random bit changed<scri'+'pt>s1 = ' + String.fromCodePoint(96) + s1 + String.fromCodePoint(96) + s1 + '</scri' + 'pt>'
strbytearray = [];
for(const char of str) {
strbytearray.push(char.charCodeAt(0).toString(2).padStart(7, '0'));
}
cidx = Math.floor(Math.random() * strbytearray.length);

iflip = Math.floor(Math.random() * 7); //gives, 0-6 inclusive (7 numbers)


iflipvalue = parseInt([...strbytearray[cidx]][iflip])

if(iflipvalue) {
  let a = [...strbytearray[cidx]]
  a[iflip] = 0
  strbytearray[cidx] = a
} else {
  let a = [...strbytearray[cidx]]
  a[iflip] = 1 
  strbytearray[cidx] = a
}

finalstr = ""
strbytearray.forEach((x) => {
    finalstr += String.fromCharCode(parseInt(x, 2))
})
document.body.innerText = finalstr
`

str = 'this page prints its source code but with a random bit changed<scri'+'pt>s1 = ' + String.fromCodePoint(96) + s1 + String.fromCodePoint(96) + s1 + '</scri' + 'pt>'
strbytearray = [];
for(const char of str) {
strbytearray.push(char.charCodeAt(0).toString(2).padStart(7, '0'));
}
cidx = Math.floor(Math.random() * strbytearray.length);

iflip = Math.floor(Math.random() * 7); //gives, 0-6 inclusive (7 numbers)


iflipvalue = parseInt([...strbytearray[cidx]][iflip])

if(iflipvalue) {
  let a = [...strbytearray[cidx]]
  a[iflip] = 0
  strbytearray[cidx] = a
} else {
  let a = [...strbytearray[cidx]]
  a[iflip] = 1 
  strbytearray[cidx] = a
}

finalstr = ""
strbytearray.forEach((x) => {
    finalstr += String.fromCharCode(parseInt(x, 2))
})
document.body.innerText = finalstr</script>