Kolobok12309/index.html

## index.html
<html>
</!DOCTYPE html>
<head>
<title>Calc</title>
$styles
</head>
<body>
<div id="result">test</div>
<div id="test"></div>
<form>
    <fieldset id="matrix">
        <input type="number" id="0_0" class="inputi" oninput='check(0,0);'>
    </fieldset>
$scripts

</body>
</html>

## script.js
var matrix = [
[2,2,0,0,0],
[0,2,1,0,0],
[0,0,1,0,0],
[0,0,0,7,0],
[0,0,0,0,2]
]//Определяемая матрица
var typematrix = 4;//размерность матрицы
function matrix4(m) {//Готово
var result=0;
for (i=0;i<m.length;i++){
result =+ m[0][i]*matrix3(minor(m,0,i));
}
return result;
}
function matrix3(matr) {//Готово
var result = ((matr[0][0]*matr[1][1]*matr[2][2])+(matr[0][1]*matr[1][2]*matr[2][0])+(matr[0][2]*matr[1][0]*matr[2][1]))-((matr[0][2]*matr[1][1]*matr[2][0])+(matr[0][1]*matr[1][0]*matr[2][2])+(matr[0][0]*matr[1][2]*matr[2][1]));
return result;
}
function matrixmore (matr) {
var result;
if (matr.length ==1) {result = matr[0][0];}
else if (matr.length == 2) { result = matr[0][0]*matr[1][1]-matr[0][1]*matr[1][0];}// не точно
else if (matr.length == 3) {
result = matrix3(matr);
}
else {
result=0;
for (i=0;i<matr.length;i++){
result =+ matr[0][i]*matrixmore(minor(matr,0,i));
}
}
return result;
}
function matcreate(r) {//Готово
var result = [r];
for (i=0;i<r;i++) {
result[i] = [r];
}
return result;
}
function minor(mat,x,y) { //Готово
var result = matcreate(mat.length-1);
var l = 0;
for (i=0;i<mat.length;i++){
if (y!=i){
var m=0;
for(im=0;im<mat.length;im++){
if (x!=im) {
result[l][m]=mat[i][im];
m++;
}
}
l++;
}
}
return result;
}
function testmatrix(m) {
var div = getId('result');
var l = m.length;
var state = 0;
for (i=0;i<l;i++) {
if (m[i].length != l) {state = 1;}
}
if (state) {
div.innerHTML = 'Error matrix';
} else {
div.innerHTML = matrixmore(m);
}
}
var lastm = 0;

function getVal(x,y) {
return getId(x+'_'+y).value;
}

function getId(id) {
return document.getElementById(id);
}

//var matrix = matcreate(1);

function check(x,y) {
matrix[y][x] = getVal(x,y);
//crblock(x+1,y);
if ((x==lastm)||(y==lastm)) {
addnum();
}
else {
var laststate = 0;
for (i=0;i<lastm;i++) {
if (!getVal(i,lastm)) {
laststate++;
}
if (!getVal(lastm,i)) {
laststate++;
}

}
if (laststate==lastm*2) {
removenum();
}

}//Окончание цикла
testmatrix(matrix);
}
function crblock(x,y) {
var div = document.createElement('input');
getId('matrix').appendChild(div);
div.className = 'inputi';
div.id = x +'_' + y;
div.style.top = y*20+'px';
div.style.left = x*50+'px';
//div.oninput = check(x,y);
div.type = 'number';
}
function addnum() {
for (i=0;i<lastm+1;i++) {
crblock(lastm+1,i);//столбец
crblock(i,lastm+1);//строка
}
crblock(lastm+1,lastm+1);//диагональ
lastm++;
}
function removenum() {
for (i=0;i<lastm;i++) {
getId(lastm+'_'+i).remove();
getId(i+'_'+lastm).remove();
}
getId(lastm+'_'+lastm).remove();
lastm--;
}
//document.getElementById('0_0').oninput=function() {document.getElementById('test').innerHTML=getVal(0,0);};
testmatrix(matrix);

## style.css
#result {
position: absolute;
color: red;
font-size: 16vw;
left: 0;
top: 0;
width: 250px;
background-color: black;
}
#test {
position: absolute;
color: red;
left: 250px;
top: 0;
height: 20px;
width: 50px;
}
#matrix {
position: absolute;
left: 0;
top: 130px;


}
.inputi {
position: absolute;
height: 20px;
width: 50px;

}
	<html>
	</!DOCTYPE html>
	<head>
	<title>Calc</title>
	$styles
	</head>
	<body>
	<div id="result">test</div>
	<div id="test"></div>
	<form>
	<fieldset id="matrix">
	<input type="number" id="0_0" class="inputi" oninput='check(0,0);'>
	</fieldset>
	$scripts

	</body>
	</html>
	var matrix = [
	[2,2,0,0,0],
	[0,2,1,0,0],
	[0,0,1,0,0],
	[0,0,0,7,0],
	[0,0,0,0,2]
	]//Определяемая матрица
	var typematrix = 4;//размерность матрицы
	function matrix4(m) {//Готово
	var result=0;
	for (i=0;i<m.length;i++){
	result =+ m[0][i]*matrix3(minor(m,0,i));
	}
	return result;
	}
	function matrix3(matr) {//Готово
	var result = ((matr[0][0]matr[1][1]matr[2][2])+(matr[0][1]matr[1][2]matr[2][0])+(matr[0][2]matr[1][0]matr[2][1]))-((matr[0][2]matr[1][1]matr[2][0])+(matr[0][1]matr[1][0]matr[2][2])+(matr[0][0]matr[1][2]matr[2][1]));
	return result;
	}
	function matrixmore (matr) {
	var result;
	if (matr.length ==1) {result = matr[0][0];}
	else if (matr.length == 2) { result = matr[0][0]matr[1][1]-matr[0][1]matr[1][0];}// не точно
	else if (matr.length == 3) {
	result = matrix3(matr);
	}
	else {
	result=0;
	for (i=0;i<matr.length;i++){
	result =+ matr[0][i]*matrixmore(minor(matr,0,i));
	}
	}
	return result;
	}
	function matcreate(r) {//Готово
	var result = [r];
	for (i=0;i<r;i++) {
	result[i] = [r];
	}
	return result;
	}
	function minor(mat,x,y) { //Готово
	var result = matcreate(mat.length-1);
	var l = 0;
	for (i=0;i<mat.length;i++){
	if (y!=i){
	var m=0;
	for(im=0;im<mat.length;im++){
	if (x!=im) {
	result[l][m]=mat[i][im];
	m++;
	}
	}
	l++;
	}
	}
	return result;
	}
	function testmatrix(m) {
	var div = getId('result');
	var l = m.length;
	var state = 0;
	for (i=0;i<l;i++) {
	if (m[i].length != l) {state = 1;}
	}
	if (state) {
	div.innerHTML = 'Error matrix';
	} else {
	div.innerHTML = matrixmore(m);
	}
	}
	var lastm = 0;

	function getVal(x,y) {
	return getId(x+'_'+y).value;
	}

	function getId(id) {
	return document.getElementById(id);
	}

	//var matrix = matcreate(1);

	function check(x,y) {
	matrix[y][x] = getVal(x,y);
	//crblock(x+1,y);
	if ((x==lastm)\|\|(y==lastm)) {
	addnum();
	}
	else {
	var laststate = 0;
	for (i=0;i<lastm;i++) {
	if (!getVal(i,lastm)) {
	laststate++;
	}
	if (!getVal(lastm,i)) {
	laststate++;
	}

	}
	if (laststate==lastm*2) {
	removenum();
	}

	}//Окончание цикла
	testmatrix(matrix);
	}
	function crblock(x,y) {
	var div = document.createElement('input');
	getId('matrix').appendChild(div);
	div.className = 'inputi';
	div.id = x +'_' + y;
	div.style.top = y*20+'px';
	div.style.left = x*50+'px';
	//div.oninput = check(x,y);
	div.type = 'number';
	}
	function addnum() {
	for (i=0;i<lastm+1;i++) {
	crblock(lastm+1,i);//столбец
	crblock(i,lastm+1);//строка
	}
	crblock(lastm+1,lastm+1);//диагональ
	lastm++;
	}
	function removenum() {
	for (i=0;i<lastm;i++) {
	getId(lastm+'_'+i).remove();
	getId(i+'_'+lastm).remove();
	}
	getId(lastm+'_'+lastm).remove();
	lastm--;
	}
	//document.getElementById('0_0').oninput=function() {document.getElementById('test').innerHTML=getVal(0,0);};
	testmatrix(matrix);
	#result {
	position: absolute;
	color: red;
	font-size: 16vw;
	left: 0;
	top: 0;
	width: 250px;
	background-color: black;
	}
	#test {
	position: absolute;
	color: red;
	left: 250px;
	top: 0;
	height: 20px;
	width: 50px;
	}
	#matrix {
	position: absolute;
	left: 0;
	top: 130px;


	}
	.inputi {
	position: absolute;
	height: 20px;
	width: 50px;

	}