Submission #222348

#	Time	Username	Problem	Language	Result	Execution time	Memory
222348		dantoh000	ACM (COCI19_acm)	C++14	50 / 50	19 ms	768 KiB

acm

#include <bits/stdc++.h>
using namespace std;
unordered_map<string,int> score;
unordered_map<string,int> penalty;
string names[1005];
int time(string s){
    int h = 0, m = 0, S = 0;
    h = s[0]*10 + s[1];
    m = s[3]*10 + s[4];
    S = s[5]*10 + s[6];
    return h*60*60 + m*60 + S;
}
int process(string name, string s){
    //cout << name << " " << s << endl;
    if (s[0] == '-') return 0;
    if (s[0] == '+' || s[0] == '?'){
        score[name]++;
        int num = s[1];
        penalty[name] += num*20*60;
        string k = "";
        for (int i = 3; i < s.size(); i++) k += s[i];
        int t = time(k);
        penalty[name] += t;
    }


}
bool compare(string a, string b){
    if (score[a] == score[b]) return penalty[a] < penalty[b];
    else return score[a] > score[b];
}
int main(){
    int n,m;
    scanf("%d%d",&n,&m);
    for (int i = 0; i < n; i++){
        string name;
        cin >> name;
        names[i] = name;
        for (int j = 0; j < m; j++){
            string s;
            cin >> s;
            process(name,s);
        }
    }
    string name;
    cin >> name;
    score[name] = 0;
    penalty[name] = 0;
    for (int j = 0; j < m; j++){
        string s;
        cin >> s;
        process(name,s);
    }
    int ans = 1;
    for (int i = 0; i < n; i++){
        if (compare(names[i],name)) ans++;
    }
    printf("%d",ans);

}

Compilation message (stderr)

acm.cpp: In function 'int process(std::__cxx11::string, std::__cxx11::string)':
acm.cpp:21:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for (int i = 3; i < s.size(); i++) k += s[i];
                         ~~^~~~~~~~~~
acm.cpp:27:1: warning: control reaches end of non-void function [-Wreturn-type]
 }
 ^
acm.cpp: In function 'int main()':
acm.cpp:34:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d",&n,&m);
     ~~~~~^~~~~~~~~~~~~~

• Subtask 1: 50 / 50