結果
問題 |
No.8072 Sum of sqrt(x)
|
ユーザー |
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提出日時 | 2020-09-12 23:23:48 |
言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
結果 |
RE
|
実行時間 | - |
コード長 | 453 bytes |
コンパイル時間 | 2,758 ms |
コンパイル使用メモリ | 194,536 KB |
最終ジャッジ日時 | 2025-01-14 14:01:31 |
ジャッジサーバーID (参考情報) |
judge3 / judge1 |
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ファイルパターン | 結果 |
---|---|
sample | WA * 2 RE * 1 |
other | WA * 8 RE * 19 |
コンパイルメッセージ
main.cpp: In function ‘int main()’: main.cpp:13:55: warning: use of ‘ll’ length modifier with ‘g’ type character has either no effect or undefined behavior [-Wformat=] 13 | for(unsigned long i{1}; i <= N; ++i)printf("%.17llg\n", v[i] += v[i & (i - 1)]); | ^ main.cpp:6:10: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result] 6 | scanf("%lu", &N); | ~~~~~^~~~~~~~~~~ main.cpp:9:14: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result] 9 | scanf("%lu", &N); | ~~~~~^~~~~~~~~~~ main.cpp:10:21: warning: ‘t’ may be used uninitialized [-Wmaybe-uninitialized] 10 | v[i] = sqrtl(t); | ~~~~~^~~ main.cpp:8:29: note: ‘t’ was declared here 8 | for(unsigned long i{1}, t; i <= N; ++i){ | ^
ソースコード
#include<bits/stdc++.h> int main(){ using namespace std; unsigned long N; scanf("%lu", &N); vector<long double> v(N + 1); for(unsigned long i{1}, t; i <= N; ++i){ scanf("%lu", &N); v[i] = sqrtl(t); } for(unsigned long i{1}; i <= N; i <<= 1UL)for(unsigned long j{2 * i}; j <= N; j += 2 * i)v[j] += v[j - i]; for(unsigned long i{1}; i <= N; ++i)printf("%.17llg\n", v[i] += v[i & (i - 1)]); return 0; }