fe week1 work done

bj10818.js

@@ -0,0 +1,24 @@
+let input = require("fs")
+  .readFileSync("/dev/stdin")
+  .toString()
+  .trim()
+  .split(/\s/);
+let N = Number(input[0]);
+// let stringNumbers = input[1].split(" ");
+// let numbers = stringNumbers.map(Number);
+
+let num = Number(input[1]);
+let max = num;
+let min = num;
+
+for (let i = 1; i < N; i++) {
+  num = Number(input[i + 1]);
+  if (max < num) {
+    max = num;
+  }
+  if (min > num) {
+    min = num;
+  }
+}
+
+console.log(min, max);

bj10869.js

@@ -0,0 +1,9 @@
+let input = require("fs").readFileSync("/dev/stdin").toString().split(" ");
+let num1 = Number(input[0]);
+let num2 = Number(input[1]);
+
+console.log(num1 + num2);
+console.log(num1 - num2);
+console.log(num1 * num2);
+console.log(Math.floor(num1 / num2));
+console.log(num1 % num2);

bj2438.js

@@ -0,0 +1,13 @@
+let input = require("fs").readFileSync("/dev/stdin").toString().split(" ");
+let num = Number(input[0]);
+
+let answer = "";
+
+for (let i = 0; i < num; i++) {
+  for (let j = 0; j < i + 1; j++) {
+    answer += "*";
+  }
+  answer += "\n";
+}
+
+console.log(answer);

bj2557.js

@@ -0,0 +1 @@
+console.log("Hello World!");

bj2741.js

@@ -0,0 +1,11 @@
+let input = require("fs").readFileSync("/dev/stdin").toString().split(" ");
+let num = Number(input[0]);
+
+let answer = "";
+
+// 이렇게 문자열로 한번에 묶어서 출력하면 시간 초과 안뜸
+for (let i = 0; i < num; i++) {
+  answer += i + 1 + "\n";
+}
+
+console.log(answer);

bj2753.js

@@ -0,0 +1,8 @@
+let input = require("fs").readFileSync("/dev/stdin").toString().split(" ");
+let year = Number(input[0]);
+
+if ((year % 4 === 0 && year % 100 !== 0) || year % 400 === 0) {
+  console.log(1);
+} else {
+  console.log(0);
+}

bj3052.js

@@ -0,0 +1,14 @@
+let input1 = require("fs").readFileSync("/dev/stdin").toString().split("\n");
+numbers = input1.map(Number);
+
+let arr = [];
+let num = numbers[0] % 42;
+
+for (let i = 0; i < 10; i++) {
+  num = numbers[i] % 42;
+  if (arr.indexOf(num) === -1) {
+    arr.push(num);
+  }
+}
+
+console.log(arr.length);

bj9498.js

@@ -0,0 +1,14 @@
+let input = require("fs").readFileSync("/dev/stdin").toString().split(" ");
+let score = Number(input[0]);
+
+if (score >= 90) {
+  console.log("A");
+} else if (score >= 80) {
+  console.log("B");
+} else if (score >= 70) {
+  console.log("C");
+} else if (score >= 70) {
+  console.log("D");
+} else {
+  console.log("F");
+}