oj.uz

답안 #704214

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
704214 2023-03-02T00:36:44 Z ancuber1031 Kemija (COCI22_kemija) C++14
50 / 50
 1 ms 340 KB 
#include <bits/stdc++.h>
using namespace std;

#define int long long
#define endl '\n'

signed main() {
    ios::sync_with_stdio(0), cin.tie(0), cout.tie(0);
    int n; cin>>n;
    while(n--) {
        string s; cin>>s;
        s = '+'+s+"%";
        map<char,int> l[2];
        set<char> st;
        int cnt = 0, k = 0;
        char pre;
        for (int i = 0; i < s.size()-1; ++i) {
            if (s[i] == '+' || s[i] == '-') {
                if (s[i] == '-') k = 1;
                i += (1+(s[i] == '-'));
                if ('1' <= s[i] && s[i] <= '9') {
                    cnt = s[i]-'0';
                } else {
                    cnt = 1;
                    i--;
                }
            } else {
                st.insert(s[i]);
                if ('1' <= s[i+1] && s[i+1] <= '9') {
                    l[k][s[i]] += cnt*(s[i+1]-'0');
                    i++;
                } else {
                    l[k][s[i]] += cnt;
                }
            }
        }
        int flag = 0;
        for (auto c : st) {
            //cout<<c<<' '<<l[0][c]<<' '<<l[1][c]<<endl;
            if (l[0][c] != l[1][c]) {
                flag = 1;
                break;
            }
        }
        if (flag) cout<<"NE"<<endl;
        else cout<<"DA"<<endl;
    }
    return 0;
}

Compilation message

Main.cpp: In function 'int main()':
Main.cpp:17:27: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   17 |         for (int i = 0; i < s.size()-1; ++i) {
      |                         ~~^~~~~~~~~~~~
Main.cpp:16:14: warning: unused variable 'pre' [-Wunused-variable]
   16 |         char pre;
      |              ^~~

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 320 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct

Subtask #3
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 320 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 212 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct