17 lines
447 B
JavaScript
17 lines
447 B
JavaScript
const input = require("fs").readFileSync(0,"utf8").toString().split("\n");
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let paper = Array.from({length:100},()=>new Array(100).fill(0));
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let sum=0;
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for(let n=1; n<=Number(input[0]); n++){
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let [x, y] = input[n].split(' ').map(Number);
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for(let i=x-1; i<x+9; i++){
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for(let j=y-1; j<y+9; j++){
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if(paper[i][j]===0){
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paper[i][j]=1;
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sum++;
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}
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}
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}
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}
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console.log(sum); |