oj.uz

Submission #275994

# Submission time Handle Problem Language Result Execution time Memory
275994 2020-08-20T09:00:32 Z 송준혁(#5101) Radio (Balkan15_RADIO) C++17
30 / 100
 70 ms 2548 KB 
#include <bits/stdc++.h>
#define pb push_back
using namespace std;
typedef long long LL;
typedef pair<int,int> pii;

int N;
LL L=-12345678901ll, S, P, ans=(1ll<<60), a, b;
vector<LL> V;

int main(){
	scanf("%d %*d", &N);
	for (int i=1; i<=N; i++){
		scanf("%lld %lld %*d", &a, &b);
		S--, P += a-b-L;
		V.pb(a-b);
		V.pb(a+b);
	}
	sort(V.begin(), V.end());
	for (LL t : V){
		P += S*(t - L), S++;
		ans = min(ans, P), L=t;
	}
	printf("%lld\n", ans);
	return 0;
}

Compilation message

radio.cpp: In function 'int main()':
radio.cpp:12:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   12 |  scanf("%d %*d", &N);
      |  ~~~~~^~~~~~~~~~~~~~
radio.cpp:14:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   14 |   scanf("%lld %lld %*d", &a, &b);
      |   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
0 / 15.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 256 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 256 KB Output is correct
2 Correct 1 ms 256 KB Output is correct
3 Correct 1 ms 256 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 1 ms 384 KB Output is correct

Subtask #3
0 / 15.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 256 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 256 KB Output is correct
2 Correct 1 ms 256 KB Output is correct
3 Correct 1 ms 256 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 4 ms 512 KB Output is correct
7 Correct 12 ms 1020 KB Output is correct
8 Correct 28 ms 1520 KB Output is correct
9 Correct 57 ms 2540 KB Output is correct
10 Correct 47 ms 2548 KB Output is correct
11 Correct 70 ms 2540 KB Output is correct

Subtask #5
0 / 15.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 256 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 25.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 256 KB Output isn't correct
2 Halted 0 ms 0 KB -