7/5[문제풀이] 백준 단계1 / 입출력과 사칙연산

 

[2557번] Hello Word

console.log("Hello World!")

console.log("강한친구 대한육군")
console.log("강한친구 대한육군")

[10171번] 고양이

console.log(
"\\    /\\\n" +
" )  ( ')\n" +
"(  /  )\n" +
" \\(__)|"
)

[10172번] 개

console.log("|\\_/|");
console.log("|q p|   /}");
console.log('( 0 )"""\\');
console.log('|"^"`    |');
console.log("||_/=\\\\__|");
 

[1000번] A+B

let fs = require('fs');
let input = fs.readFileSync('/dev/stdin').toString().split(' ');
let a = parseInt(input[0]);
let b = parseInt(input[1]);
console.log(a+b);

[1001번] A-B

let fs = require('fs');
let input = fs.readFileSync('/dev/stdin').toString().split(' ');
let a = parseInt(input[0]);
let b = parseInt(input[1]);
console.log(a-b);

[10998번] A*B

let fs = require('fs');
let input = fs.readFileSync('/dev/stdin').toString().split(' ');
let a = parseInt(input[0]);
let b = parseInt(input[1]);
console.log(a*b);

[1008번] A/B

let fs = require('fs');
let input = fs.readFileSync('/dev/stdin').toString().split(' ');
let a = parseInt(input[0]);
let b = parseInt(input[1]);
console.log(a/b);

 

[10869번] 사칙연산

let fs = require('fs');
let input = fs.readFileSync('/dev/stdin').toString().split(' ');
let a = Number(input[0]);
let b = Number(input[1]);
console.log(a+b);
console.log(a-b);
console.log(a*b);
console.log(parseInt(a/b));
console.log(a%b);

[10430번] 나머지

let fs = require('fs');
let inputData = fs.readFileSync('/dev/stdin').toString().split(' ').map(val=>+val);
let [A,B,C] = inputData
 
console.log( (A+B)%C );
console.log( ((A%C) + (B%C))%C );
console.log( (A*B)%C );
console.log( ((A%C) * (B%C))%C );

[2588번] 곱셈

let fs = require('fs');
let input = fs.readFileSync('/dev/stdin').toString().split('\n');
let Num1 = input[0];
let Num2 = input[1];
 
let oneNum = Num2 % 10;
let tenNum = Math.floor((Num2 % 100) / 10);
let hundredNum = Math.floor(Num2 / 100);
 
console.log(Num1*oneNum);
console.log(Num1*tenNum);
console.log(Num1*hundredNum);
console.log(Num1*Num2);

출처 : https://www.acmicpc.net/step