Submission #258622

#	Time	Username	Problem	Language	Result	Execution time	Memory
258622		dantoh000	Devil's Share (RMI19_devil)	C++14	14 / 100	443 ms	1912 KiB

devil

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
int k;
int d[10];
int ans[100005];
int n;
int main(){
    int TC;
    scanf("%d",&TC);
    while (TC--){
        scanf("%d",&k);
        n = 0;
        for (int i = 1; i <= 9; i++){
            scanf("%d",&d[i]);
            n += d[i];
        }
        if (k == 2){
            int F = 1, S = 9;
            for (int i = n-1; i >= 0; i--){
                while (d[F] == 0) F++;
                while (d[S] == 0) S--;
                //printf("%d digit: %d %d\n",i,F,S);
                if ((n-i) % 2 == 1){
                    ans[i] = S;
                    d[S]--;
                }
                else{
                    ans[i] = F;
                    d[F]--;
                }
            }
            for (int i = 0; i < n; i++){
                printf("%d",ans[i]);
            }
            printf("\n");
        }
        else if (n <= 12){
            vector<int> v;
            for (int i = 1; i <= 4; i++) for (int j = 0; j < d[i]; j++) v.emplace_back(i);
            vector<int> ans(n);
            ll best = 100000000000;
            do{
                ll mx = 0;
                for (int i = 0; i <= n-k; i++){
                    ll cur = 0;
                    for (int j = 0; j < k; j++){
                        cur = (10*cur + v[j+i]);
                    }
                    mx = max(cur,mx);
                }
                if (best > mx){
                    //printf("%d: ",mx);
                    best = mx;
                    for (int i = 0; i < n; i++){
                        ans[i] = v[i];
                        //printf("%d",ans[i]);
                    }
                    //printf("\n");
                }
            }
            while (next_permutation(v.begin(),v.end()));
            for (int i = 0; i < n; i++){
                printf("%d",ans[i]);
            }
            printf("\n");
        }
    }

}

Compilation message (stderr)

devil.cpp: In function 'int main()':
devil.cpp:10:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d",&TC);
     ~~~~~^~~~~~~~~~
devil.cpp:12:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d",&k);
         ~~~~~^~~~~~~~~
devil.cpp:15:18: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
             scanf("%d",&d[i]);
             ~~~~~^~~~~~~~~~~~

• Subtask 1: 0 / 13
• Subtask 2: 14 / 14
• Subtask 3: 0 / 29
• Subtask 4: 0 / 44