Submission #369988

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
369988	2021-02-22 20:46:39	A_D	Trampoline (info1cup20_trampoline)	C++14	100 / 100	813 ms	94388 KiB

trampoline

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#include <bits/stdc++.h>
#define int long long
#define ii pair<int,int>
#define F first
#define S second
#define du long double
using namespace std;
const int N=4e5+1000;
const int l=20;
int nxt[N][l];
vector<ii> vec;
set<ii> st;
main()
{
    int r,c,n;
    cin>>r>>c>>n;
    for(int i=1;i<=n;i++){
        int a,b;
        scanf("%lld",&a);
        scanf("%lld",&b);
        vec.push_back({a,b});
        vec.push_back({a+1,b});
        st.insert({a,b});
    }
    sort(vec.begin(),vec.end());
    int sz=vec.size();
    for(int i=0;i<l;i++)nxt[sz][i]=sz;
    int nx=sz;
    for(int i=sz-1;i>=0;i--){
        int a=vec[i].F;
 
 
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Compilation message (stderr)

trampoline.cpp:13:6: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   13 | main()
      |      ^
trampoline.cpp: In function 'int main()':
trampoline.cpp:19:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   19 |         scanf("%lld",&a);
      |         ~~~~~^~~~~~~~~~~
trampoline.cpp:20:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   20 |         scanf("%lld",&b);
      |         ~~~~~^~~~~~~~~~~
trampoline.cpp:48:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   48 |         scanf("%lld",&x1);
      |         ~~~~~^~~~~~~~~~~~
trampoline.cpp:49:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   49 |         scanf("%lld",&y1);
      |         ~~~~~^~~~~~~~~~~~
trampoline.cpp:50:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   50 |         scanf("%lld",&x2);
      |         ~~~~~^~~~~~~~~~~~
trampoline.cpp:51:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   51 |         scanf("%lld",&y2);
      |         ~~~~~^~~~~~~~~~~~

• Subtask 1: 23 / 23
• Subtask 2: 20 / 20
• Subtask 3: 11 / 11
• Subtask 4: 19 / 19
• Subtask 5: 27 / 27