Submission #46519

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
46519	2018-04-21 09:31:31	ikura355	Cultivation (JOI17_cultivation)	C++14	5 / 100	204 ms	1420 KiB

cultivation

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#include<bits/stdc++.h>
using namespace std;
#define pii pair<int,int>
#define X first
#define Y second
const int maxn = 300 + 5;
const int inf = 1e9;
int n,R,C;
pii p[maxn];
vector<int> forup, fordown;
int szx, szy;
int rec[maxn];
map<int,int> mpx, mpy;
int cnt[maxn*2][maxn];
int main() {
  scanf("%d%d%d",&R,&C,&n);
  for(int i=1;i<=n;i++) scanf("%d%d",&p[i].X,&p[i].Y);
  //prep
  sort(&p[1],&p[n+1]);
  for(int i=1;i<=n;i++) mpy[p[i].Y];
  for(auto &t : mpy) {
    t.second = ++szy;
    rec[szy] = t.first;
  }
  for(int i=1;i<=n;i++) {
    forup.push_back(p[i].X-1);
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

cultivation.cpp: In function 'int main()':
cultivation.cpp:19:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d%d",&R,&C,&n);
  ~~~~~^~~~~~~~~~~~~~~~~~~
cultivation.cpp:20:29: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  for(int i=1;i<=n;i++) scanf("%d%d",&p[i].X,&p[i].Y);
                        ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 5 / 5
• Subtask 2: 0 / 10
• Subtask 3: 0 / 15
• Subtask 4: 0 / 30
• Subtask 5: 0 / 20
• Subtask 6: 0 / 20