結果
問題 |
No.67 よくある棒を切る問題 (1)
|
ユーザー |
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提出日時 | 2017-12-28 11:16:18 |
言語 | C (gcc 13.3.0) |
結果 |
WA
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実行時間 | - |
コード長 | 518 bytes |
コンパイル時間 | 518 ms |
コンパイル使用メモリ | 25,344 KB |
実行使用メモリ | 8,612 KB |
最終ジャッジ日時 | 2025-03-03 11:05:18 |
合計ジャッジ時間 | 9,168 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge2 |
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ファイルパターン | 結果 |
---|---|
other | WA * 30 |
コンパイルメッセージ
main.c: In function ‘main’: main.c:8:25: warning: format ‘%d’ expects argument of type ‘int *’, but argument 2 has type ‘long int *’ [-Wformat=] 8 | scanf("%d",&L[i]); | ~^ ~~~~~ | | | | | long int * | int * | %ld main.c:10:17: warning: format ‘%d’ expects argument of type ‘int *’, but argument 2 has type ‘long int *’ [-Wformat=] 10 | scanf("%d",&K); | ~^ ~~ | | | | | long int * | int * | %ld main.c:11:9: warning: implicit declaration of function ‘solve’ [-Wimplicit-function-declaration] 11 | solve(); | ^~~~~ main.c: At top level: main.c:25:6: warning: conflicting types for ‘solve’; have ‘void()’ 25 | void solve() { | ^~~~~ main.c:11:9: note: previous implicit declaration of ‘solve’ with type ‘void()’ 11 | solve(); | ^~~~~ main.c: In function ‘main’: main.c:6:9: warning: ignoring return value of ‘scanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result] 6 | scanf("%d",&N); | ^~~~~~~~~~~~~~ main.c:8:17: warning: ignoring return value of ‘scanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result] 8 | scanf("%d",&L[i]); | ^~~~~~~~~~~~~~~~~ main.c:10:9: warning: ignoring return value of ‘scanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result] 10 | scanf("%d",&K); | ^~~~~~~~~~~~~~
ソースコード
#include <stdio.h> long int K; unsigned int N; long int L[10000000]; int main(){ scanf("%d",&N); for(int i=0;i<N;i++){ scanf("%d",&L[i]); } scanf("%d",&K); solve(); } int C(double x){ int num = 0; for(int i=0;i<N;i++){ num += (int)(L[i] / x ); } if(num >= K){ return 1; }else{ return 0; } } void solve() { double lb =0.0; double ub = 1000.0; double k = 2.0; for(int i =0; i<1000; i++){ double mid = (lb+ub)/k; if(C(mid) == 1){ lb = mid; }else{ ub = mid; } } printf("%g\n",lb); }