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Original file line number Diff line number Diff line change
@@ -0,0 +1,11 @@
function solution(my_string, index_list) {
let answer = [];

for (let i = 0; i < index_list.length; i++) {
let number = index_list[i];

answer += my_string[number];
}

return answer;
}
4 changes: 4 additions & 0 deletions Insung-Jo/level_0/접두사인지 확인하기.js
Original file line number Diff line number Diff line change
@@ -0,0 +1,4 @@
function solution(my_string, is_prefix) {
if (my_string.startsWith(is_prefix)) return 1;
return 0;
}
12 changes: 12 additions & 0 deletions Insung-Jo/level_1/문자열 내 p와 y의 개수.js
Original file line number Diff line number Diff line change
@@ -0,0 +1,12 @@
function solution(s) {
const answer = s.toUpperCase().split("");
let pCount = 0;
let yCount = 0;

for (const i of answer) {
if (i === "p" || i === "P") pCount++;
if (i === "y" || i === "Y") yCount++;
}

return pCount === yCount ? true : false;
}