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18 changes: 18 additions & 0 deletions yujin-level0/Week10/문자열 안에 문자열.js
Original file line number Diff line number Diff line change
@@ -0,0 +1,18 @@
function solution(str1, str2) {
for(let i=0; i<= str1.length - str2.length; i++) {
let contain = true;
for(let j=0; j<str2.length; j++) {
if (str1[i+j] !== str2[j]) {
contain = false;
break;
}
}
if (contain) return 1;
}
return 2;
}

// 다른 풀이
// function solution(str1, str2) {
// return str1.includes(str2) ? 1 : 2;
// }
15 changes: 15 additions & 0 deletions yujin-level0/Week10/짝수의 합.js
Original file line number Diff line number Diff line change
@@ -0,0 +1,15 @@
function solution(n) {
let sum = 0;
for(let i=1; i<=n; i++) {
if (i%2===0) {
sum += i;
}
}
return sum;
}

// 다른 풀이
// function solution(n) {
// var half = Math.floor(n/2);
// return half*(half+1);
// }
7 changes: 6 additions & 1 deletion yujin-level0/Week9/각도기.js
Original file line number Diff line number Diff line change
Expand Up @@ -8,4 +8,9 @@ function solution(angle) {
} else if (angle === 180) {
return 4;
}
}
}

// 다른 풀이
// function solution(angle) {
// return [0, 90, 91, 180].filter(x => angle>=x).length;
// }