oj.uz

Submission #409639

# Submission time Handle Problem Language Result Execution time Memory
409639 2021-05-21T08:57:03 Z juggernaut Fireworks (APIO16_fireworks) C++17
7 / 100
 6 ms 7340 KB 
#include<bits/stdc++.h>
#define fr first
#define sc second
using namespace std;
void usaco(string s){freopen((s+".in").c_str(),"r",stdin);freopen((s+".out").c_str(),"w",stdout);}
typedef long long ll;
#define USING_ORDERED_SET 0
#if USING_ORDERED_SET
#include<bits/extc++.h>
using namespace __gnu_pbds;
template<class T>using ordered_set=tree<T,null_type,less<T>,rb_tree_tag,tree_order_statistics_node_update>;
#endif
template<class T>void umax(T &a,T b){if(a<b)a=b;}
template<class T>void umin(T &a,T b){if(b<a)a=b;}
#ifdef IOI2021SG
    #define printl(args...)printf(args)
#else
    #define printl(args...)((void)0)
#endif
vector<pair<int,int>>g[300005];
int main(){
    int n,m;
    scanf("%d%d",&n,&m);
    vector<int>v;
    for(int i=2;i<=n+m;i++){
        int x,y;
        scanf("%d%d",&x,&y);
        v.push_back(y);
    }
    ll ans=9e18;
    for(int x:v){
        ll cnt=0;
        for(int y:v)cnt+=abs(x-y);
        umin(ans,cnt);
    }
    printf("%lld",ans);
}

Compilation message

fireworks.cpp: In function 'void usaco(std::string)':
fireworks.cpp:5:29: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
    5 | void usaco(string s){freopen((s+".in").c_str(),"r",stdin);freopen((s+".out").c_str(),"w",stdout);}
      |                      ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
fireworks.cpp:5:66: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
    5 | void usaco(string s){freopen((s+".in").c_str(),"r",stdin);freopen((s+".out").c_str(),"w",stdout);}
      |                                                           ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
fireworks.cpp: In function 'int main()':
fireworks.cpp:23:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   23 |     scanf("%d%d",&n,&m);
      |     ~~~~~^~~~~~~~~~~~~~
fireworks.cpp:27:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   27 |         scanf("%d%d",&x,&y);
      |         ~~~~~^~~~~~~~~~~~~~

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 7244 KB Output is correct
2 Correct 5 ms 7244 KB Output is correct
3 Correct 6 ms 7244 KB Output is correct
4 Correct 5 ms 7244 KB Output is correct
5 Correct 5 ms 7296 KB Output is correct
6 Correct 5 ms 7244 KB Output is correct
7 Correct 5 ms 7340 KB Output is correct
8 Correct 5 ms 7244 KB Output is correct
9 Correct 6 ms 7340 KB Output is correct
10 Correct 6 ms 7252 KB Output is correct

Subtask #2
0 / 19.0

# Verdict Execution time Memory Grader output
1 Incorrect 4 ms 7244 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 7244 KB Output is correct
2 Correct 5 ms 7244 KB Output is correct
3 Correct 6 ms 7244 KB Output is correct
4 Correct 5 ms 7244 KB Output is correct
5 Correct 5 ms 7296 KB Output is correct
6 Correct 5 ms 7244 KB Output is correct
7 Correct 5 ms 7340 KB Output is correct
8 Correct 5 ms 7244 KB Output is correct
9 Correct 6 ms 7340 KB Output is correct
10 Correct 6 ms 7252 KB Output is correct
11 Incorrect 4 ms 7244 KB Output isn't correct
12 Halted 0 ms 0 KB -

Subtask #4
0 / 45.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 7244 KB Output is correct
2 Correct 5 ms 7244 KB Output is correct
3 Correct 6 ms 7244 KB Output is correct
4 Correct 5 ms 7244 KB Output is correct
5 Correct 5 ms 7296 KB Output is correct
6 Correct 5 ms 7244 KB Output is correct
7 Correct 5 ms 7340 KB Output is correct
8 Correct 5 ms 7244 KB Output is correct
9 Correct 6 ms 7340 KB Output is correct
10 Correct 6 ms 7252 KB Output is correct
11 Incorrect 4 ms 7244 KB Output isn't correct
12 Halted 0 ms 0 KB -