結果
問題 | No.1047 Zero (Novice) |
ユーザー |
![]() |
提出日時 | 2020-05-08 21:21:35 |
言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 3 ms / 2,000 ms |
コード長 | 1,746 bytes |
コンパイル時間 | 2,580 ms |
コンパイル使用メモリ | 210,680 KB |
最終ジャッジ日時 | 2025-01-10 07:50:27 |
ジャッジサーバーID (参考情報) |
judge3 / judge3 |
(要ログイン)
ファイルパターン | 結果 |
---|---|
sample | AC * 3 |
other | AC * 17 |
ソースコード
#pragma GCC optimize ("Ofast")#include<bits/stdc++.h>using namespace std;inline int my_getchar_unlocked(){static char buf[1048576];static int s = 1048576;static int e = 1048576;if(s == e && e == 1048576){e = fread_unlocked(buf, 1, 1048576, stdin);s = 0;}if(s == e){return EOF;}return buf[s++];}inline void rd(int &x){int k;int m=0;x=0;for(;;){k = my_getchar_unlocked();if(k=='-'){m=1;break;}if('0'<=k&&k<='9'){x=k-'0';break;}}for(;;){k = my_getchar_unlocked();if(k<'0'||k>'9'){break;}x=x*10+k-'0';}if(m){x=-x;}}struct MY_WRITER{char buf[1048576];int s;int e;MY_WRITER(){s = 0;e = 1048576;}~MY_WRITER(){if(s){fwrite_unlocked(buf, 1, s, stdout);}}};MY_WRITER MY_WRITER_VAR;void my_putchar_unlocked(int a){if(MY_WRITER_VAR.s == MY_WRITER_VAR.e){fwrite_unlocked(MY_WRITER_VAR.buf, 1, MY_WRITER_VAR.s, stdout);MY_WRITER_VAR.s = 0;}MY_WRITER_VAR.buf[MY_WRITER_VAR.s++] = a;}inline void wt_L(char a){my_putchar_unlocked(a);}inline void wt_L(int x){int s=0;int m=0;char f[10];if(x<0){m=1;x=-x;}while(x){f[s++]=x%10;x/=10;}if(!s){f[s++]=0;}if(m){my_putchar_unlocked('-');}while(s--){my_putchar_unlocked(f[s]+'0');}}int main(){int A;int B;rd(A);rd(B);if(B==0){wt_L(1);wt_L('\n');}else if(A==-1){wt_L(2);wt_L('\n');}else{wt_L(-1);wt_L('\n');}return 0;}// cLay varsion 20200419-1// --- original code ---// {// int A, B;// rd(A,B);// wt(if[B==0, 1, A==-1, 2, -1]);// }