結果
問題 | No.1233 割り切れない気持ち |
ユーザー | LayCurse |
提出日時 | 2020-09-18 21:59:01 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 23 ms / 3,153 ms |
コード長 | 8,656 bytes |
コンパイル時間 | 2,372 ms |
コンパイル使用メモリ | 213,284 KB |
実行使用メモリ | 12,360 KB |
最終ジャッジ日時 | 2024-06-22 19:15:31 |
合計ジャッジ時間 | 4,058 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge4 |
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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 | 7 ms
9,472 KB |
testcase_01 | AC | 6 ms
9,472 KB |
testcase_02 | AC | 9 ms
9,472 KB |
testcase_03 | AC | 11 ms
9,344 KB |
testcase_04 | AC | 11 ms
9,472 KB |
testcase_05 | AC | 9 ms
9,472 KB |
testcase_06 | AC | 8 ms
9,472 KB |
testcase_07 | AC | 14 ms
9,984 KB |
testcase_08 | AC | 15 ms
10,368 KB |
testcase_09 | AC | 18 ms
12,228 KB |
testcase_10 | AC | 20 ms
12,360 KB |
testcase_11 | AC | 14 ms
10,112 KB |
testcase_12 | AC | 21 ms
11,264 KB |
testcase_13 | AC | 20 ms
11,264 KB |
testcase_14 | AC | 20 ms
11,264 KB |
testcase_15 | AC | 20 ms
11,264 KB |
testcase_16 | AC | 20 ms
11,264 KB |
testcase_17 | AC | 9 ms
11,972 KB |
testcase_18 | AC | 23 ms
11,264 KB |
testcase_19 | AC | 11 ms
11,264 KB |
testcase_20 | AC | 7 ms
7,552 KB |
testcase_21 | AC | 10 ms
11,136 KB |
testcase_22 | AC | 10 ms
12,100 KB |
testcase_23 | AC | 9 ms
12,100 KB |
testcase_24 | AC | 9 ms
11,008 KB |
testcase_25 | AC | 10 ms
10,880 KB |
testcase_26 | AC | 9 ms
11,008 KB |
testcase_27 | AC | 10 ms
11,392 KB |
testcase_28 | AC | 10 ms
11,264 KB |
testcase_29 | AC | 10 ms
12,228 KB |
testcase_30 | AC | 10 ms
11,264 KB |
testcase_31 | AC | 10 ms
11,264 KB |
testcase_32 | AC | 10 ms
11,264 KB |
testcase_33 | AC | 9 ms
11,264 KB |
testcase_34 | AC | 9 ms
11,264 KB |
testcase_35 | AC | 10 ms
11,264 KB |
testcase_36 | AC | 10 ms
11,264 KB |
testcase_37 | AC | 7 ms
9,600 KB |
testcase_38 | AC | 8 ms
10,624 KB |
testcase_39 | AC | 14 ms
11,008 KB |
testcase_40 | AC | 15 ms
11,136 KB |
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; } } 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> struct Arr1d{ int n; int mem; T*d; T& operator[](int a){ return d[a]; } void sort(){ reset(); std::sort(d, d+n); } int set_cumulative_sum; int cumulative_sum_mem; T*cumulative_sum; void setSum(void){ int i; set_cumulative_sum = 1; if(cumulative_sum_mem < n+1){ delete[] cumulative_sum; cumulative_sum = new T[n+1]; cumulative_sum_mem = n+1; } cumulative_sum[0] = 0; for(i=(0);i<(n);i++){ cumulative_sum[i+1] = cumulative_sum[i] + d[i]; } } T getSum(int i, int j){ if(set_cumulative_sum==0){ setSum(); } return cumulative_sum[j+1] - cumulative_sum[i]; } int set_const_len_left; int const_len_left_mem; int*const_len_left; void setConstLenLeft(void){ int i; set_const_len_left = 1; if(const_len_left_mem < n){ delete[] const_len_left; const_len_left = new int[n]; const_len_left_mem = n; } for(i=(0);i<(n);i++){ const_len_left[i] = 1; } for(i=(1);i<(n);i++){ if(d[i]==d[i-1]){ const_len_left[i] = const_len_left[i-1] + 1; } } } int ConstLenLeft(int st, T val){ if(!set_const_len_left){ setConstLenLeft(); } if(val != d[st]){ return 0; } return const_len_left[st]; } int ConstLenLeft(int st){ if(!set_const_len_left){ setConstLenLeft(); } return const_len_left[st]; } int ConstLenLeftCyclic(int st, T val){ if(!set_const_len_left){ setConstLenLeft(); } st %= n; if(st < 0){ st += n; } if(val != d[st]){ return 0; } if(const_len_left[st] != st+1 || d[st] != d[n-1]){ return const_len_left[st]; } if(const_len_left[n-1] == n){ return 1073709056; } return const_len_left[st] + const_len_left[n-1]; } int ConstLenLeftCyclic(int st){ if(!set_const_len_left){ setConstLenLeft(); } st %= n; if(st < 0){ st += n; } if(const_len_left[st] != st+1 || d[st] != d[n-1]){ return const_len_left[st]; } if(const_len_left[n-1] == n){ return 1073709056; } return const_len_left[st] + const_len_left[n-1]; } int set_const_len_right; int const_len_right_mem; int*const_len_right; void setConstLenRight(void){ int i; set_const_len_right = 1; if(const_len_right_mem < n){ delete[] const_len_right; const_len_right = new int[n]; const_len_right_mem = n; } for(i=(0);i<(n);i++){ const_len_right[i] = 1; } for(i=(n-1)-1;i>=(0);i--){ if(d[i]==d[i+1]){ const_len_right[i] = const_len_right[i+1] + 1; } } } int ConstLenRight(int st, T val){ if(!set_const_len_right){ setConstLenRight(); } if(val != d[st]){ return 0; } return const_len_right[st]; } int ConstLenRight(int st){ if(!set_const_len_right){ setConstLenRight(); } return const_len_right[st]; } int ConstLenRightCyclic(int st, T val){ if(!set_const_len_right){ setConstLenRight(); } if(val != d[st]){ return 0; } st %= n; if(st < 0){ st += n; } if(const_len_right[st] != n-st || d[st] != d[0]){ return const_len_right[st]; } if(const_len_right[0] == n){ return 1073709056; } return const_len_right[st] + const_len_right[0]; } int ConstLenRightCyclic(int st){ if(!set_const_len_right){ setConstLenRight(); } st %= n; if(st < 0){ st += n; } if(const_len_right[st] != n-st || d[st] != d[0]){ return const_len_right[st]; } if(const_len_right[0] == n){ return 1073709056; } return const_len_right[st] + const_len_right[0]; } int set_dhist; int dhist_mem; int*dhist; T dhist_mn; T dhist_mx; void setDHist(void){ int i; int len; set_dhist = 1; if(n==0){ return; } dhist_mn = dhist_mx = d[0]; for(i=(1);i<(n);i++){ if(dhist_mn > d[i]){ dhist_mn = d[i]; } if(dhist_mx < d[i]){ dhist_mx = d[i]; } } len = dhist_mx - dhist_mn + 1; if(dhist_mem < len){ delete[] dhist; dhist = new int[len]; dhist_mem = len; } for(i=(0);i<(len);i++){ dhist[i] = 0; } for(i=(0);i<(n);i++){ dhist[d[i] - dhist_mn]++; } } int dHist(T x){ if(set_dhist==0){ setDHist(); } if(n == 0 || x < dhist_mn || x > dhist_mx){ return 0; } return dhist[x - dhist_mn]; } void reset(){ set_cumulative_sum = 0; set_const_len_left = 0; set_const_len_right = 0; set_dhist = 0; } void memory_expand(int nn){ if(mem < nn){ delete[] d; d = new T[nn]; mem = nn; } } void malloc(int nn){ reset(); memory_expand(nn); n = nn; } void setN(int nn){ reset(); memory_expand(nn); n = nn; } void free(){ destructor(); } void constructor(){ n = mem = 0; d = NULL; set_cumulative_sum = 0; cumulative_sum_mem = 0; cumulative_sum = NULL; set_const_len_left = 0; const_len_left_mem = 0; const_len_left = NULL; set_const_len_right = 0; const_len_right_mem = 0; const_len_right = NULL; set_dhist = 0; dhist_mem = 0; dhist = NULL; } void constructor(int nn){ constructor(); malloc(nn); } void destructor(){ delete[] d; d = NULL; mem = n = 0; set_cumulative_sum = 0; cumulative_sum_mem = 0; delete[] cumulative_sum; cumulative_sum = NULL; set_const_len_left = 0; const_len_left_mem = 0; delete[] const_len_left; const_len_left = NULL; set_const_len_right = 0; const_len_right_mem = 0; delete[] const_len_right; const_len_right = NULL; set_dhist = 0; dhist_mem = 0; delete[] dhist; dhist = NULL; } Arr1d(){ constructor(); } Arr1d(int nn){ constructor(nn); } ~Arr1d(){ destructor(); } } ; int N; int A[200000]; Arr1d<long long> h(200000+1); Arr1d<long long> x(200000+1); int main(){ int i; int j; int k; long long res = 0; long long tmp; rd(N); { int Lj4PdHRW; for(Lj4PdHRW=(0);Lj4PdHRW<(N);Lj4PdHRW++){ rd(A[Lj4PdHRW]); } } for(i=(0);i<(200000+1);i++){ h[i] = x[i] = 0; } for(i=(0);i<(N);i++){ h[A[i]]++; } for(i=(0);i<(N);i++){ x[A[i]] += A[i]; } for(i=(2);i<(200000+1);i++){ if(h[i]){ for(j=(0);j<(200000+1);j+=(i)){ k =min_L(j+i, 200000+1); tmp = x.getSum(j,k-1) - j*h.getSum(j,k-1); res += h[i] * tmp; } } } wt_L(res); wt_L('\n'); return 0; } // cLay varsion 20200916-1 // --- original code --- // int N, A[2d5]; // Arr1d<ll> h(2d5+1); // Arr1d<ll> x(2d5+1); // { // int i, j, k; // ll res = 0, tmp; // rd(N,A(N)); // rep(i,2d5+1) h[i] = x[i] = 0; // rep(i,N) h[A[i]]++; // rep(i,N) x[A[i]] += A[i]; // // rep(i,2,2d5+1) if(h[i]){ // rep(j,0,2d5+1,i){ // k = min(j+i, 2d5+1); // tmp = x.getSum(j,k-1) - j*h.getSum(j,k-1); // res += h[i] * tmp; // } // } // // wt(res); // }