Submission #25194

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
25194	2017-06-20 17:02:40	minimario	Tug of War (BOI15_tug)	C++14	100 / 100	296 ms	27440 KiB

tug

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
#include <bits/stdc++.h>
 
using namespace std;
 
const int MAX = 30005;
 
set<int> left1[MAX];
set<int> right1[MAX];
int l[2*MAX], r[2*MAX], s[2*MAX]; // the people
 
int leftpts = 0;
int rightpts = 0;
int ropel[MAX], roper[MAX];
 
void nosolution() {
  printf("NO\n"); exit(0);
}
int main() {
  //freopen("a.in", "r", stdin);
  //freopen("a.out", "w", stdout);
  int n, k; scanf("%d %d", &n, &k);
  set<int> students;
  for (int i=1; i<=2*n; i++) {
    scanf("%d %d %d", &l[i], &r[i], &s[i]);
    right1[r[i]].insert(i);
    left1[l[i]].insert(i);
    students.insert(i);
  }
  set<pair<int, int>> left_data, right_data;
 
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

Compilation message (stderr)

tug.cpp: In function 'int main()':
tug.cpp:123:8: warning: unused variable 'its' [-Wunused-variable]
    int its = 0;
        ^
tug.cpp:21:34: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  int n, k; scanf("%d %d", &n, &k);
                                  ^
tug.cpp:24:41: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d %d %d", &l[i], &r[i], &s[i]);
                                         ^
tug.cpp:166:12: warning: iteration 600004u invokes undefined behavior [-Waggressive-loop-optimizations]
   if (!ct[i]) { continue; }
            ^
tug.cpp:165:17: note: containing loop
  for (int i=1; i<=600005; i++) {
                 ^

• Subtask 1: 18 / 18
• Subtask 2: 30 / 30
• Subtask 3: 23 / 23
• Subtask 4: 29 / 29