BOJ 2167 2차원 배열의 합

https://www.acmicpc.net/problem/2167

https://github.com/simjaemun2/BaekJoon/blob/f89717ec547b5feb53bf13c3ce97cd37771321bb/BOJ2167/BOJ2167.cpp

분류 : DP

난이도 : MH

BOJ 2163 초콜릿 자르기

https://www.acmicpc.net/problem/2163

https://github.com/simjaemun2/BaekJoon/blob/master/BOJ2163/BOJ2163.cpp

분류 : DP

난이도 : MH

a*b-1 로 간단하게 풀 수 있다

BOJ 11659 구간 합 구하기 4

https://www.acmicpc.net/problem/11659

https://github.com/simjaemun2/BaekJoon/blob/master/BOJ11659/BOJ11659.cpp

분류 : DP

난이도 : MH

BOJ 9012 괄호

https://www.acmicpc.net/problem/9012

https://github.com/simjaemun2/BaekJoon/blob/master/BOJ9012/BOJ9012.cpp

분류 : stack

난이도 : M