Submission #43543

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
43543	2018-03-17 13:18:49	wxh010910	Snake Escaping (JOI18_snake_escaping)	C++14	100 / 100	1311 ms	65536 KiB

snake_escaping

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#include <bits/stdc++.h>
using namespace std;
#define X first
#define Y second
#define mp make_pair
#define pb push_back
#define Debug(...) fprintf(stderr, __VA_ARGS__)
typedef long long LL;
typedef long double LD;
typedef unsigned int uint;
typedef pair <int, int> pii;
typedef unsigned long long uLL;
template <typename T> inline void Read(T &x) {
  char c = getchar();
  bool f = false;
  for (x = 0; !isdigit(c); c = getchar()) {
    if (c == '-') {
      f = true;
    }
  }
  for (; isdigit(c); c = getchar()) {
    x = x * 10 + c - '0';
  }
  if (f) {
    x = -x;
  }
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

snake_escaping.cpp: In function 'int main()':
snake_escaping.cpp:67:25: warning: suggest parentheses around '-' inside '<<' [-Wparentheses]
         x |= 1 << n - i - 1;
                         ^
snake_escaping.cpp:69:25: warning: suggest parentheses around '-' inside '<<' [-Wparentheses]
         y |= 1 << n - i - 1;
                         ^
snake_escaping.cpp:71:25: warning: suggest parentheses around '-' inside '<<' [-Wparentheses]
         z |= 1 << n - i - 1;
                         ^
snake_escaping.cpp:75:31: warning: suggest parentheses around '-' in operand of '&' [-Wparentheses]
       for (int i = x; ; i = i - 1 & x) {
                               ^
snake_escaping.cpp:86:31: warning: suggest parentheses around '-' in operand of '&' [-Wparentheses]
       for (int i = y; ; i = i - 1 & y) {
                               ^
snake_escaping.cpp:97:31: warning: suggest parentheses around '-' in operand of '&' [-Wparentheses]
       for (int i = z; ; i = i - 1 & z) {
                               ^
snake_escaping.cpp:51:17: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%s", s);
                 ^
snake_escaping.cpp:64:19: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%s", t);
                   ^

• Subtask 1: 5 / 5
• Subtask 2: 7 / 7
• Subtask 3: 10 / 10
• Subtask 4: 53 / 53
• Subtask 5: 25 / 25