Submission #68228

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
68228	2018-08-16 09:14:18	top34051	Synchronization (JOI13_synchronization)	C++17	40 / 100	8055 ms	50060 KiB

synchronization

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//subtask 1
#include<bits/stdc++.h>
using namespace std;
#define pii pair<int,int>
#define X first
#define Y second
const int maxn = 2e5 + 5;
int n,m,q;
vector<pii> way[maxn];
int open[maxn];
vector<pii> edge[maxn];
int res;
int get(int x, int val) {
    int l = 0, r = edge[x].size()-1, mid, pos = -1;
    while(l<=r) {
        mid = (l+r)/2;
        if(edge[x][mid].X <= val) {
            pos = mid;
            l = mid+1;
        }
        else r = mid-1;
    }
    if(pos==-1) return 0;
    return min(val, edge[x][pos].Y);
}
void solve(int u, int last, int cur) {
 
 
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Compilation message (stderr)

synchronization.cpp: In function 'int main()':
synchronization.cpp:42:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d%d",&n,&m,&q);
  ~~~~~^~~~~~~~~~~~~~~~~~~
synchronization.cpp:44:17: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   int u,v; scanf("%d%d",&u,&v);
            ~~~~~^~~~~~~~~~~~~~
synchronization.cpp:49:15: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   int x; scanf("%d",&x);
          ~~~~~^~~~~~~~~
synchronization.cpp:62:15: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   int x; scanf("%d",&x);
          ~~~~~^~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 20 / 20
• Subtask 3: 10 / 10
• Subtask 4: 0 / 20
• Subtask 5: 0 / 40