양혜림/4주차#10
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[4주차] 3진법 뒤집기 / Lv. 1 https://school.programmers.co.kr/learn/courses/30/lessons/68935 [4주차] 같은 숫자는 싫어 / Lv. 1 https://school.programmers.co.kr/learn/courses/30/lessons/12906
YEOUL0520
reviewed
Oct 9, 2024
| int p = 0; | ||
| int arr_size = arr.size(); | ||
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| answer.resize(arr_size); // answer의 크기를 arr의 크기로 설정 |
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resize 쓰는거 신기한데? 스터디 할때 어떻게 동작하는 함수인지 설명해주면 좋을 것 같음!
YEOUL0520
reviewed
Oct 9, 2024
| #include <math.h> // pow() | ||
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| int solution(int n) { | ||
| int* arr = (int*)malloc(n * sizeof(int)); // 동적 배열 할당 :: int arr[100]; |
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오랜만에 보는 동적배열,, 저도 이 방법을 사용하엿는데요,(ㅋㅋ
YEOUL0520
reviewed
Oct 9, 2024
| int i = 0, cal = 0, answer = 0; | ||
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| // 3진수 계산 | ||
| while (n >= 3) { |
Owner
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n != 0 이 조건 쓰면 변환 후 마지막 자리값을 따로 넘겨줄 필요 없을 것 같음!
sseoh47
reviewed
Oct 10, 2024
| int p = 0; | ||
| int arr_size = arr.size(); | ||
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| answer.resize(arr_size); // answer의 크기를 arr의 크기로 설정 |
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resize 신기해요. answer 초기화할때 크기 지정하면 안써도 되나요?
sseoh47
reviewed
Oct 10, 2024
| arr[i] = n; // 변환 후의 마지막 자리값 넘겨주기 | ||
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| // 반전시키지 않아도 거꾸로 들어있으므로 그대로 10진법 변환 | ||
| for (; i >= 0; i--) { |
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[4주차] 3진법 뒤집기 (68935) / Lv. 1
https://school.programmers.co.kr/learn/courses/30/lessons/68935
[4주차] 같은 숫자는 싫어 (12906) / Lv. 1
https://school.programmers.co.kr/learn/courses/30/lessons/12906