제출 #866576

#제출 시각아이디문제언어결과실행 시간메모리
866576TAhmed33Kemija (COCI22_kemija)C++98
50 / 50
1 ms600 KiB
#include <bits/stdc++.h>
using namespace std;
int main () {
	int t;
	cin >> t;
	while (t--) {
		string s;
		cin >> s;
		int a[26][2] = {};
		bool flag = 0; bool flag2 = 0;
		int cur = 1; char prev = '0';
		for (auto i : s) {
			if (i == '-' || i == '>') {
				flag = 1; cur = 1; flag2 = 0; prev = '0';
			} else if (i == '+') {
				flag2 = 0; cur = 1; prev = '0';
			} else if (i >= '1' && i <= '9') {
				if (flag2) {
					a[prev - 'A'][flag] += (i - '0') * cur - cur;
				} else {
					flag2 = 1;
					cur = i - '0';
				}
			} else {
				a[i - 'A'][flag] += cur; prev = i;
				flag2 = 1;
			}
		}
		flag = 1;
		for (int i = 0; i < 26; i++) flag &= a[i][0] == a[i][1];
		cout << (flag ? "DA\n" : "NE\n");
	}
}
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