Submission #433261

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
433261	2021-06-19 11:07:23	parsabahrami	Dabbeh (INOI20_dabbeh)	C++17	50 / 100	2100 ms	439500 KiB

Main

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#include <bits/stdc++.h>
#pragma GCC optimize("Ofast, no-stack-protector, unroll-loops, fast-math")
using namespace std;
     
typedef long long int ll;
typedef pair<int, int> pii;
  
#define SZ(x)                       (int) x.size()
#define F                           first
#define S                           second
     
const int N = 3e5 + 10, MOD[] = {(int) 1e9 + 9, (int) 1e9 + 7};
struct pair_hash {
    template <class T1, class T2>
    size_t operator () (const std::pair<T1,T2> &p) const {
        auto h1 = std::hash<T1>{}(p.first);
        auto h2 = std::hash<T2>{}(p.second);
        return h1 ^ h2;  
    }
};
int pw[2][N], H[2][N], dp[19][N], rmq[19][19][N], lg[N], n, m, q, base[] = {37, 31}; 
char S[N * 2]; 
unordered_map<pii, int, pair_hash> mp;
pii get_hash(int l, int r) {
    pii h = {(H[0][r] - 1ll * H[0][l - 1] * pw[0][r - l + 1] % MOD[0] + MOD[0]) % MOD[0], 
        (H[1][r] - 1ll * H[1][l - 1] * pw[1][r - l + 1] % MOD[1] + MOD[1]) % MOD[1]};
    return h;
}
 
 
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Compilation message (stderr)

Main.cpp:2:74: warning: bad option '-f no-stack-protector' to pragma 'optimize' [-Wpragmas]
    2 | #pragma GCC optimize("Ofast, no-stack-protector, unroll-loops, fast-math")
      |                                                                          ^
Main.cpp:2:74: warning: bad option '-f unroll-loops' to pragma 'optimize' [-Wpragmas]
Main.cpp:2:74: warning: bad option '-f fast-math' to pragma 'optimize' [-Wpragmas]
Main.cpp:16:52: warning: bad option '-f no-stack-protector' to attribute 'optimize' [-Wattributes]
   16 |     size_t operator () (const std::pair<T1,T2> &p) const {
      |                                                    ^~~~~
Main.cpp:16:52: warning: bad option '-f unroll-loops' to attribute 'optimize' [-Wattributes]
Main.cpp:16:52: warning: bad option '-f fast-math' to attribute 'optimize' [-Wattributes]
Main.cpp:26:26: warning: bad option '-f no-stack-protector' to attribute 'optimize' [-Wattributes]
   26 | pii get_hash(int l, int r) {
      |                          ^
Main.cpp:26:26: warning: bad option '-f unroll-loops' to attribute 'optimize' [-Wattributes]
Main.cpp:26:26: warning: bad option '-f fast-math' to attribute 'optimize' [-Wattributes]
Main.cpp:32:22: warning: bad option '-f no-stack-protector' to attribute 'optimize' [-Wattributes]
   32 | void build_rmq(int id) {
      |                      ^
Main.cpp:32:22: warning: bad option '-f unroll-loops' to attribute 'optimize' [-Wattributes]
Main.cpp:32:22: warning: bad option '-f fast-math' to attribute 'optimize' [-Wattributes]
Main.cpp:45:33: warning: bad option '-f no-stack-protector' to attribute 'optimize' [-Wattributes]
   45 | int get_max(int id, int l, int r) {
      |                                 ^
Main.cpp:45:33: warning: bad option '-f unroll-loops' to attribute 'optimize' [-Wattributes]
Main.cpp:45:33: warning: bad option '-f fast-math' to attribute 'optimize' [-Wattributes]
Main.cpp:52:10: warning: bad option '-f no-stack-protector' to attribute 'optimize' [-Wattributes]
   52 | int main() {
      |          ^
Main.cpp:52:10: warning: bad option '-f unroll-loops' to attribute 'optimize' [-Wattributes]
Main.cpp:52:10: warning: bad option '-f fast-math' to attribute 'optimize' [-Wattributes]
Main.cpp: In function 'int main()':
Main.cpp:59:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   59 |     scanf("%d%d", &n, &q);
      |     ~~~~~^~~~~~~~~~~~~~~~
Main.cpp:61:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   61 |         scanf("%s", S);
      |         ~~~~~^~~~~~~~~
Main.cpp:69:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   69 |     scanf("%s", S + 1); m = strlen(S + 1);
      |     ~~~~~^~~~~~~~~~~~~
Main.cpp:91:24: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   91 |         int l, r; scanf("%d%d", &l, &r); l++;
      |                   ~~~~~^~~~~~~~~~~~~~~~

• Subtask 1: 25 / 25
• Subtask 2: 25 / 25
• Subtask 3: 0 / 50