結果
問題 | No.1022 Power Equation |
ユーザー |
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提出日時 | 2020-04-11 01:39:55 |
言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 27 ms / 2,000 ms |
コード長 | 3,362 bytes |
コンパイル時間 | 2,540 ms |
コンパイル使用メモリ | 210,892 KB |
最終ジャッジ日時 | 2025-01-09 17:03:17 |
ジャッジサーバーID (参考情報) |
judge3 / judge3 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 1 |
other | AC * 8 |
ソースコード
#pragma GCC optimize ("Ofast")#include<bits/stdc++.h>using namespace std;template<class S, class T> inline S min_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(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;}}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;}}inline int rd_int(void){int x;rd(x);return 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(long long x){int s=0;int m=0;char f[20];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');}}template<class T, class S> inline T pow_L(T a, S b){T res = 1;res = 1;for(;;){if(b&1){res *= a;}b >>= 1;if(b==0){break;}a *= a;}return res;}inline double pow_L(double a, double b){return pow(a,b);}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;}int main(){int Lj4PdHRW;int KL2GvlyY = rd_int();for(Lj4PdHRW=(0);Lj4PdHRW<(KL2GvlyY);Lj4PdHRW++){long long N;long long A;long long B;long long C;long long D;long long res = 0;long long mx;long long tmp;rd(N);mx =min_L(32, N);res += N * N + N * (N-1);for(B=(1);B<(mx+1);B++){for(D=(B+1);D<(mx+1);D++){if(GCD_L(B, D)==1){for(A=2;pow_L(A,D)<=N;A++){res += 2 * (N / D);}}}}wt_L(res);wt_L('\n');}return 0;}// cLay varsion 20200408-1// --- original code ---// {// REP(rd_int()){// ll N, A, B, C, D, res = 0, mx, tmp;// rd(N);// mx = min(32, N);// res += N * N + N * (N-1);// rep(B,1,mx+1) rep(D,B+1,mx+1) if(gcd(B,D)==1){// for(A=2;A**D<=N;A++) res += 2 * (N / D);// }// /* for(A=2;;A++){// B = 2; tmp = A * A;// while(tmp <= N){// res += 2 * (N / B);// tmp *= A;// B++;// }// if(B <= 2) break;// }*/// wt(res);// }// }