結果
| 問題 |
No.67 よくある棒を切る問題 (1)
|
| コンテスト | |
| ユーザー |
|
| 提出日時 | 2017-12-28 11:20:37 |
| 言語 | C (gcc 13.3.0) |
| 結果 |
TLE
|
| 実行時間 | - |
| コード長 | 520 bytes |
| コンパイル時間 | 306 ms |
| コンパイル使用メモリ | 25,344 KB |
| 実行使用メモリ | 12,252 KB |
| 最終ジャッジ日時 | 2025-03-03 11:06:21 |
| 合計ジャッジ時間 | 13,127 ms |
|
ジャッジサーバーID (参考情報) |
judge2 / judge1 |
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| ファイルパターン | 結果 |
|---|---|
| other | TLE * 1 -- * 29 |
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<100000; i++){
double mid = (lb+ub)/k;
if(C(mid) == 1){
lb = mid;
}else{
ub = mid;
}
}
printf("%f\n",lb);
}