結果
問題 | No.1113 二つの整数 / Two Integers |
ユーザー |
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提出日時 | 2020-07-17 21:21:51 |
言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 14 ms / 1,000 ms |
コード長 | 2,075 bytes |
コンパイル時間 | 2,247 ms |
コンパイル使用メモリ | 211,708 KB |
最終ジャッジ日時 | 2025-01-11 21:56:09 |
ジャッジサーバーID (参考情報) |
judge5 / judge2 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 2 |
other | AC * 15 |
ソースコード
#pragma GCC optimize ("Ofast")#include<bits/stdc++.h>using namespace std;template<class S, class T> inline S max_L(S a,T b){return a>=b?a:b;}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(long long &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(const char c[]){int i=0;for(i=0;c[i]!='\0';i++){my_putchar_unlocked(c[i]);}}template<class T> inline T pow2_L(T a){return a*a;}template<class T, class U> inline T GCD_L(T a, U b){T r;while(b){r=a;a=b;b=r%a;}return a;}inline long long Isqrt_s_L(const long long n){long long r = sqrt(n);r =max_L(r-2, 0);while((pow2_L((r+1)))<= n ){r++;}if(r*r!=n){r = -1;}return r;}int main(){long long A;long long B;long long X;rd(A);rd(B);X =GCD_L(A, B);if(Isqrt_s_L(X)!=-1){wt_L("Odd");wt_L('\n');}else{wt_L("Even");wt_L('\n');}return 0;}// cLay varsion 20200509-1// --- original code ---// {// ll A, B, X;// rd(A,B);// X = gcd(A,B);// if(Isqrt_s(X)!=-1) wt("Odd"); else wt("Even");// }