IM 수준 문제
1 https://www.acmicpc.net/problem/2669 직사각형 네개의 합집합의 면적 구하기
2 https://www.acmicpc.net/problem/1244 스위치 켜고 끄기
3 https://www.acmicpc.net/problem/2628 종이자르기
4 https://www.acmicpc.net/problem/2559 수열
5 https://www.acmicpc.net/problem/2578 빙고
6 https://www.acmicpc.net/problem/2477 참외밭
7 https://www.acmicpc.net/problem/2527 직사각형
8 https://www.acmicpc.net/problem/10157 자리배정
9 https://www.acmicpc.net/problem/10158 개미
10 https://www.acmicpc.net/problem/10163 색종이
11 https://www.acmicpc.net/problem/13300 방 배정
12 https://www.acmicpc.net/problem/14696 딱지놀이
13 https://www.acmicpc.net/problem/2309 일곱 난쟁이
13 https://www.acmicpc.net/problem/2605 줄 세우기
14 https://www.acmicpc.net/problem/2563 색종이
15 https://www.acmicpc.net/problem/2564 경비원
16 https://www.acmicpc.net/problem/2491 수열
DFS, BFS
1. https://www.acmicpc.net/problem/2667 단지번호붙이기
2. https://www.acmicpc.net/problem/2468 안전 영역
3. https://www.acmicpc.net/problem/2636 치즈
4. https://www.acmicpc.net/problem/2573 빙산
5. https://www.acmicpc.net/problem/2589 보물섬
+문제
1. https://www.acmicpc.net/problem/14889 스타트와 링크
2. https://www.acmicpc.net/problem/14501 퇴사
3. https://www.acmicpc.net/problem/14502 연구소
4. https://www.acmicpc.net/problem/15686 치킨배달
5. https://www.acmicpc.net/problem/16234 인구이동
6. https://www.acmicpc.net/problem/14888 연산자끼워넣기
7. https://www.acmicpc.net/problem/17070 파이프 옮기기1
8. https://www.acmicpc.net/problem/17135 캐슬디펜스
9. https://www.acmicpc.net/problem/15683 감시
10. https://www.acmicpc.net/problem/17471 게리맨더링