Submission #20547262

Source Code Expand

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#include <bits/stdc++.h>
using namespace std;
long long score(vector<int>deck) {
    int num[10] = {0};
    for(int i=0; i<5; i++)
        num[deck[i]]++;
    long long score = 0;
    for(int i=1; i<=9; i++) {
        long long p = 1;
        for(int j=0; j<num[i]; j++) p *= 10;
        score += i*p;
    }
    return score;
}
int main() {
    int k;
    char s[6], t[6];
    scanf("%d%s%s",&k, s, t);
    int num[10];
    for(int i=1; i<=9; i++)num[i] = k;
    vector<int>ss, tt;
 
 
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#include <bits/stdc++.h>
using namespace std;
long long score(vector<int>deck) {
    int num[10] = {0};
    for(int i=0; i<5; i++)
        num[deck[i]]++;
    long long score = 0;
    for(int i=1; i<=9; i++) {
        long long p = 1;
        for(int j=0; j<num[i]; j++) p *= 10;
        score += i*p;
    }
    return score;
}
int main() {
    int k;
    char s[6], t[6];
    scanf("%d%s%s",&k, s, t);
    int num[10];
    for(int i=1; i<=9; i++)num[i] = k;
    vector<int>ss, tt;
    for(int i=0; i<4; i++) {
        ss.push_back(s[i] - '0');
        num[s[i]-'0']--;
        tt.push_back(t[i] - '0');
        num[t[i]-'0']--;
    }
    long long nn = 0ll, dd = 0ll;
    for(int i=1; i<=9; i++) {
        for(int j=1; j<=9; j++) {
            vector<int>new_ss = ss;
            new_ss.push_back(i);
            vector<int>new_tt = tt;
            new_tt.push_back(j);
            long long score_s = score(new_ss);
            long long score_t = score(new_tt);
            long long cur;
            if (i==j) cur = num[i] * (num[j] - 1);
            else cur = num[i] * num[j];
            if (score_s > score_t) {
                nn += cur;
            }
            dd += cur;
        }
    }
    cout<<(long double)nn/(long double)dd<<endl;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:18:10: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   18 |     scanf("%d%s%s",&k, s, t);
      |     ~~~~~^~~~~~~~~~~~~~~~~~~

Judge Result