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Submission #586346

# Submission time Handle Problem Language Result Execution time Memory
586346 2022-06-30T07:02:11 Z krit3379 Lightning Rod (NOI18_lightningrod) C++17
4 / 100
 1837 ms 84624 KB 
#include<bits/stdc++.h>
using namespace std;
#pragma GCC optimize("O3,unroll-loops")
#pragma GCC target("avx2,bmi,bmi2,lzcnt,popcnt")
#define N 10000005

int x,y,val;
vector<int> s;

int main(){
    int n,i;
    scanf("%d",&n);
    for(i=1;i<=n;i++){
        scanf("%d %d",&x,&y);
        val=x-y;
        auto it=lower_bound(s.begin(),s.end(),val);
        if(it==s.end())s.push_back(val);
        else *it=val;
    }
    printf("%d",s.size());
    return 0;
}

Compilation message

lightningrod.cpp: In function 'int main()':
lightningrod.cpp:20:14: warning: format '%d' expects argument of type 'int', but argument 2 has type 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wformat=]
   20 |     printf("%d",s.size());
      |             ~^  ~~~~~~~~
      |              |        |
      |              int      std::vector<int>::size_type {aka long unsigned int}
      |             %ld
lightningrod.cpp:12:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   12 |     scanf("%d",&n);
      |     ~~~~~^~~~~~~~~
lightningrod.cpp:14:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   14 |         scanf("%d %d",&x,&y);
      |         ~~~~~^~~~~~~~~~~~~~~

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 1690 ms 84624 KB Output is correct
2 Correct 1682 ms 84512 KB Output is correct
3 Correct 1669 ms 84052 KB Output is correct

Subtask #2
0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Incorrect 1 ms 212 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #3
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Incorrect 1 ms 212 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #4
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Incorrect 1 ms 212 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #5
0 / 26.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Incorrect 1 ms 212 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #6
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1837 ms 48248 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #7
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1690 ms 84624 KB Output is correct
2 Correct 1682 ms 84512 KB Output is correct
3 Correct 1669 ms 84052 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Incorrect 1 ms 212 KB Output isn't correct
7 Halted 0 ms 0 KB -