헬로알고 Hello Algo

Submit number	Question number	ID/Tier	Language	Time	Result	submission time

920761	7555 River And Bridges	gyu29	C++	2ms
920760	281 [알고리즘 노트]날짜 비교하기	xyz123	C++
920759	281 [알고리즘 노트]날짜 비교하기	xyz123	C++
920758	7554 Parentheses String	gyu29	C++	318ms
920757	7518 Change(Expand)	nanlimda1	C++	5ms
920756	7553 Boxes And Balls II	gyu29	C++	2ms
920755	7552 Boxes And Balls I	gyu29	C++
920754	6999 Othello game	Junkim	C++	3ms
920753	6995 2D array beginner, Lena	Junkim	C++	0ms
920752	281 [알고리즘 노트]날짜 비교하기	xyz123	C++
920751	7016 Sum of border	yulkim	C++
920750	7517 Change	nanlimda1	C++	5ms
920749	6899 The second largest numbers	jiwool0770	C++
920748	7406 ABC	jiwool0770	C++
920747	7013 Result after advance	yulkim	C++	4ms
920746	7004 Zigzag on 2-dimensional array 3	Junkim	C++
920745	2697 꽃을 심자!	yihan120820	C++	1ms
920744	7004 Zigzag on 2-dimensional array 3	Junkim	C++
920743	7000 Forest fires	Junkim	C++	1ms
920742	7004 Zigzag on 2-dimensional array 3	Junkim	C++