結果
問題 | No.1276 3枚のカード |
ユーザー | LayCurse |
提出日時 | 2020-10-30 22:22:14 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 1,625 ms / 2,000 ms |
コード長 | 6,095 bytes |
コンパイル時間 | 2,765 ms |
コンパイル使用メモリ | 214,824 KB |
実行使用メモリ | 6,948 KB |
最終ジャッジ日時 | 2024-07-22 01:23:53 |
合計ジャッジ時間 | 49,915 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge1 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 2 ms
6,812 KB |
testcase_01 | AC | 2 ms
6,944 KB |
testcase_02 | AC | 2 ms
6,940 KB |
testcase_03 | AC | 2 ms
6,940 KB |
testcase_04 | AC | 2 ms
6,940 KB |
testcase_05 | AC | 2 ms
6,940 KB |
testcase_06 | AC | 2 ms
6,940 KB |
testcase_07 | AC | 2 ms
6,940 KB |
testcase_08 | AC | 2 ms
6,944 KB |
testcase_09 | AC | 2 ms
6,940 KB |
testcase_10 | AC | 1,355 ms
6,944 KB |
testcase_11 | AC | 627 ms
6,940 KB |
testcase_12 | AC | 805 ms
6,940 KB |
testcase_13 | AC | 832 ms
6,944 KB |
testcase_14 | AC | 73 ms
6,944 KB |
testcase_15 | AC | 675 ms
6,944 KB |
testcase_16 | AC | 1,481 ms
6,944 KB |
testcase_17 | AC | 782 ms
6,940 KB |
testcase_18 | AC | 601 ms
6,944 KB |
testcase_19 | AC | 978 ms
6,944 KB |
testcase_20 | AC | 556 ms
6,940 KB |
testcase_21 | AC | 586 ms
6,944 KB |
testcase_22 | AC | 1,495 ms
6,940 KB |
testcase_23 | AC | 64 ms
6,944 KB |
testcase_24 | AC | 924 ms
6,940 KB |
testcase_25 | AC | 312 ms
6,944 KB |
testcase_26 | AC | 1,158 ms
6,940 KB |
testcase_27 | AC | 1,328 ms
6,940 KB |
testcase_28 | AC | 1,274 ms
6,940 KB |
testcase_29 | AC | 727 ms
6,944 KB |
testcase_30 | AC | 134 ms
6,940 KB |
testcase_31 | AC | 59 ms
6,940 KB |
testcase_32 | AC | 325 ms
6,944 KB |
testcase_33 | AC | 18 ms
6,948 KB |
testcase_34 | AC | 227 ms
6,944 KB |
testcase_35 | AC | 208 ms
6,944 KB |
testcase_36 | AC | 13 ms
6,940 KB |
testcase_37 | AC | 200 ms
6,940 KB |
testcase_38 | AC | 129 ms
6,944 KB |
testcase_39 | AC | 345 ms
6,940 KB |
testcase_40 | AC | 1,438 ms
6,940 KB |
testcase_41 | AC | 1,190 ms
6,940 KB |
testcase_42 | AC | 1,311 ms
6,944 KB |
testcase_43 | AC | 1,110 ms
6,944 KB |
testcase_44 | AC | 1,575 ms
6,940 KB |
testcase_45 | AC | 1,465 ms
6,944 KB |
testcase_46 | AC | 1,460 ms
6,944 KB |
testcase_47 | AC | 1,186 ms
6,940 KB |
testcase_48 | AC | 1,143 ms
6,944 KB |
testcase_49 | AC | 1,293 ms
6,940 KB |
testcase_50 | AC | 1,410 ms
6,940 KB |
testcase_51 | AC | 1,217 ms
6,940 KB |
testcase_52 | AC | 1,047 ms
6,944 KB |
testcase_53 | AC | 1,226 ms
6,944 KB |
testcase_54 | AC | 1,439 ms
6,940 KB |
testcase_55 | AC | 1,098 ms
6,944 KB |
testcase_56 | AC | 1,060 ms
6,940 KB |
testcase_57 | AC | 1,360 ms
6,940 KB |
testcase_58 | AC | 1,411 ms
6,940 KB |
testcase_59 | AC | 1,240 ms
6,940 KB |
testcase_60 | AC | 1,625 ms
6,940 KB |
ソースコード
#pragma GCC optimize ("Ofast") #include<bits/stdc++.h> using namespace std; #define MD (1000000007U) template<class S, class T> inline S min_L(S a,T b){ return a<=b?a:b; } struct Modint{ unsigned val; Modint(){ val=0; } Modint(int a){ val = ord(a); } Modint(unsigned a){ val = ord(a); } Modint(long long a){ val = ord(a); } Modint(unsigned long long a){ val = ord(a); } inline unsigned ord(unsigned a){ return a%MD; } inline unsigned ord(int a){ a %= (int)MD; if(a < 0){ a += MD; } return a; } inline unsigned ord(unsigned long long a){ return a%MD; } inline unsigned ord(long long a){ a %= (int)MD; if(a < 0){ a += MD; } return a; } inline unsigned get(){ return val; } inline Modint &operator+=(Modint a){ val += a.val; if(val >= MD){ val -= MD; } return *this; } inline Modint &operator-=(Modint a){ if(val < a.val){ val = val + MD - a.val; } else{ val -= a.val; } return *this; } inline Modint &operator*=(Modint a){ val = ((unsigned long long)val*a.val)%MD; return *this; } inline Modint &operator/=(Modint a){ return *this *= a.inverse(); } inline Modint operator+(Modint a){ return Modint(*this)+=a; } inline Modint operator-(Modint a){ return Modint(*this)-=a; } inline Modint operator*(Modint a){ return Modint(*this)*=a; } inline Modint operator/(Modint a){ return Modint(*this)/=a; } inline Modint operator+(int a){ return Modint(*this)+=Modint(a); } inline Modint operator-(int a){ return Modint(*this)-=Modint(a); } inline Modint operator*(int a){ return Modint(*this)*=Modint(a); } inline Modint operator/(int a){ return Modint(*this)/=Modint(a); } inline Modint operator+(long long a){ return Modint(*this)+=Modint(a); } inline Modint operator-(long long a){ return Modint(*this)-=Modint(a); } inline Modint operator*(long long a){ return Modint(*this)*=Modint(a); } inline Modint operator/(long long a){ return Modint(*this)/=Modint(a); } inline Modint operator-(void){ Modint res; if(val){ res.val=MD-val; } else{ res.val=0; } return res; } inline operator bool(void){ return val!=0; } inline operator int(void){ return get(); } inline operator long long(void){ return get(); } inline Modint inverse(){ int a = val; int b = MD; int u = 1; int v = 0; int t; Modint res; while(b){ t = a / b; a -= t * b; swap(a, b); u -= t * v; swap(u, v); } if(u < 0){ u += MD; } res.val = u; return res; } inline Modint pw(unsigned long long b){ Modint a(*this); Modint res; res.val = 1; while(b){ if(b&1){ res *= a; } b >>= 1; a *= a; } return res; } inline bool operator==(int a){ return ord(a)==val; } inline bool operator!=(int a){ return ord(a)!=val; } } ; inline Modint operator+(int a, Modint b){ return Modint(a)+=b; } inline Modint operator-(int a, Modint b){ return Modint(a)-=b; } inline Modint operator*(int a, Modint b){ return Modint(a)*=b; } inline Modint operator/(int a, Modint b){ return Modint(a)/=b; } inline Modint operator+(long long a, Modint b){ return Modint(a)+=b; } inline Modint operator-(long long a, Modint b){ return Modint(a)-=b; } inline Modint operator*(long long a, Modint b){ return Modint(a)*=b; } inline Modint operator/(long long a, Modint b){ return Modint(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(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'); } } inline void wt_L(Modint x){ int i; i = (int)x; wt_L(i); } long long floor_sum2(long long a, long long k){ long long i = 1; long long j; long long v; long long res = 0; if(k > a){ k = a; } while(i <= k){ v = a / i; j =min_L(k, a / v)+ 1; res += v * (j-i); i = j; } return res; } int main(){ long long N; rd(N); long long i; long long j; long long k; Modint res = 0; for(i=1;i<=N;i++){ k = N / i; j = N / k; res += Modint(j - i + 1) * (N - k + 1) * (k - 1); i = j; } for(i=1;i<=N;i++){ k = N / i; j = N / k; res -= Modint(j-i+1) * (floor_sum2(k, k) - k); i = j; } wt_L(res); wt_L('\n'); return 0; } // cLay varsion 20201026-1 // --- original code --- // { // ll @N, i, j, k; // Modint res = 0; // // for(i=1;i<=N;i++){ // k = N / i; // j = N / k; // res += Modint(j - i + 1) * (N - k + 1) * (k - 1); // i = j; // } // // for(i=1;i<=N;i++){ // k = N / i; // j = N / k; // res -= Modint(j-i+1) * (floor_sum2(k, k) - k); // i = j; // } // wt(res); // }