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dfs.js
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76 lines (47 loc) · 1.32 KB
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main();
function main(){
var i=window.prompt("i: ");
var j=window.prompt("j: ");
var matrix = [];
for(var k=0; k<i; k++){
var line = "";
line=window.prompt("cadena: ");
line=line.split('');
matrix.push(line);
};
console.log(matrix);
main2(matrix, i, j);
};
function main2(matrix, i , j){
var contador=0;
var maxi=0;
var A=[-1,0,1,1,-1,-1,0,1];
var B=[0,1,-1,0,1,-1,-1,1];
function dfs(matrix, x, y, contador,i,j){
for(var z=0; z<A.length; z++){
if(x+A[z] < 0 || x+A[z] >= i || y+B[z] < 0 || y+B[z] >= j){ continue;};
if (matrix[x+A[z]][y+B[z]]=="1"){
matrix[x+A[z]][y+B[z]]="x";
contador++;
//console.log(matrix);
contador = dfs(matrix, x+A[z], y+B[z], contador,i,j);
};
};
return contador;
};
for(var x=0; x<i; x++){
for(var y=0; y<j; y++){
if (matrix[x][y]=="1"){
matrix[x][y]="x";
//console.log(matrix);
contador++;
cont=dfs(matrix, x, y, contador,i,j);
contador=0;
if (cont>maxi){
maxi=cont;
};
};
};
};
console.log(maxi);
};