제출 #31877

#제출 시각아이디문제언어결과실행 시간메모리
31877YoLoBrunhilda’s Birthday (BOI13_brunhilda)C++14
62.86 / 100
606 ms158656 KiB
#include<bits/stdc++.h> using namespace std; int n, m, a[100009], j, num[20000009], nex, cur, t = 1, ans[20000009]; signed main() { scanf("%d %d",&n,&m); for(int i = 1; i <= n; i++) scanf("%d",&a[i]); for(int i = 1; i <= n; i++) for(int j = 0; j <= 10000000; j += a[i]) num[j] = max(num[j], a[i]); for(int i = 1; i <= 10000000; i++) { while(i >= num[cur] + cur && cur < i) cur ++; if(cur == i) break; ans[i] = ans[cur] + 1; } for(int i = 0; i < m; i++) { int k; cin >> k; if(ans[k] > 0) printf("%d\n",ans[k]); else printf("oo\n"); } }

컴파일 시 표준 에러 (stderr) 메시지

brunhilda.cpp: In function 'int main()':
brunhilda.cpp:6:22: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d %d",&n,&m);
                      ^
brunhilda.cpp:8:20: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d",&a[i]);
                    ^
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