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题解 | #记负均正II#这题不算入门难度么?
//这题不算入门难度么? let arr = [] let count =0 while(line = parseInt(readline())){ if(line<=0){ count++ }else{ arr.push(line) }...
Javascript V8
2022-05-14
1
199
题解 | #数组分组#
function add(arrr) { return arrr.reduce((pre, now) => { return pre + now; }, 0); } const len = parseInt(readline()); const arr = readline()...
Javascript V8
2022-05-14
0
255
题解 | #Sudoku#挑战最易理解
let arr = []; while ((line = readline())) { arr.push(line.split(" ").map(Number)); } let ans = run(arr); for (let i = 0; i < 9; i++) { console....
Javascript V8
2022-05-13
1
205
题解 | #迷宫问题#边界处理要仔细
const [row, col] = readline().split(" ").map(Number); const used = new Array(row).fill(0).map((v) => new Array(col).fill(0)); const arr = []; let r...
Javascript V8
2022-05-13
0
217
题解 | #判断两个IP是否属于同一子网#
function judgeIP(str) { let number = str.split(".").map(Number); for (let i = 0; i < number.length; i++) { if (number[i] < 0 || number[i...
Javascript V8
2022-05-12
0
289
题解 | #统计每个月兔子的总数#比比谁更短
let count = 0 let c = month while((c-2)>0){ c-- count++ count = count+born(c-1) } return count } let month ...
Javascript V8
2022-05-12
0
193
题解 | #蛇形矩阵#非数学方式精简代码
摒弃纯计算模式,利用循环创建出行数个数组 const num = parseInt(readline()); let start = 1; let arr = new Array(num).fill(0).map((v) => new Array()); for (let i = 0; i ...
Javascript V8
2022-05-12
0
201
题解 | #整数与IP地址间的转换#连续map映射
小技巧: 1.利用padStart填充字符串 2.利用填充空格进行指定长度的字符串切割 3.用trim消除前后填充的空格 let newStr = str .split(".") .map((item) => { return ("00000000" + parseInt(it...
Javascript V8
2022-05-12
2
296
题解 | #密码截取#速度80%:两边拓展精简写法
let arr = str.split(""); let len = arr.length; let max = 0 for(let i = 0;i<len;i++){ let a = i,b = i+1 while(a>=0&&b&l...
Javascript V8
2022-05-12
0
194
题解 | #字符串合并处理#
//注意点是转化为二进制后字符串不够4位,故用('0000'+str).substr(-4)来填充 let oddListIndex = []; let evenListIndex = []; let sortFn = (a,b)=>{ return a.charCodeAt()-b....
Javascript V8
2022-05-12
1
294
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