Submission #2024

#	Time	Username	Problem	Language	Result	Execution time	Memory
2024		solve	생일수 I (GA4_birthday1)	C++98	59 / 100	1 ms	2160 KiB

birthday1

#include <iostream>
#include <queue>

using namespace std;

int N, chk[100005], from[100005];
int nums[] = {3, 5, 8};

void solve() {
  fill(chk, chk + 1 + 100000, 0);
  fill(from, from + 1 + 100000, -1);
  queue<int> q;
  for(int i = 0;i<3;i++) {
    q.push(nums[i]);
    chk[nums[i]] = 1;
    from[nums[i]] = 0;
  }
  while(!q.empty()) {
    int n = q.front(); q.pop();
    for(int i = 0;i<3;i++) {
      if(n + nums[i] > 100000) break;
      if(!chk[n + nums[i]]) {
        chk[n + nums[i]] = 1;
        from[n + nums[i]] = n;
        q.push(n + nums[i]);
      }
    }
  }
}

int main() {
  int T;
  solve();
  scanf("%d",&T);
  while(T--) {
    scanf("%d",&N);
    if(from[N] == -1) {
      printf("%d\n", -1);
    }
    else {
      vector<int> res;
      int idx = N;
      while(idx != 0) {
        res.push_back(idx - from[idx]);
        idx = from[idx];
      }
      for(int i = res.size() - 1;i>=0;i--)
        printf("%d",res[i]);
      printf("\n");
    }
  }
}

• Subtask 1: 14 / 14
• Subtask 2: 19 / 19
• Subtask 3: 26 / 26
• Subtask 4: 0 / 41