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Submission #471562

# Submission time Handle Problem Language Result Execution time Memory
471562 2021-09-09T22:48:35 Z CaroLinda Potatoes and fertilizers (LMIO19_bulves) C++14
100 / 100
 189 ms 15224 KB 
#include <bits/stdc++.h>

#define debug 
#define ll long long

const int MAXN = 5e5+10 ;

using namespace std ;

int N ;
ll C[MAXN] , x , y ;
ll ans , p ;
priority_queue< ll > q ;

int main()
{
	scanf("%d", &N ) ;
	for(int i = 0 ; i < N ; i++ )
	{
		scanf("%lld %lld", &x, &y ) ;
		C[i] = x-y ;
		if(i)
		C[i] += C[i-1] ;
	}
	
	for(int i = 0 ; i < N ; i++ )
	{
		if(C[i] < 0 ) ans -= C[i] , C[i] = 0 ;
		if(C[i] > C[N-1] ) ans += C[i]-C[N-1] , C[i] = C[N-1] ;
								
		q.push(C[i]) ;
		q.push(C[i]) ;
		ans += abs(q.top()-C[i]) ;
		q.pop() ;
	}

	printf("%lld\n" , ans ) ;
	
}

Compilation message

bulves.cpp: In function 'int main()':
bulves.cpp:17:7: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   17 |  scanf("%d", &N ) ;
      |  ~~~~~^~~~~~~~~~~
bulves.cpp:20:8: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   20 |   scanf("%lld %lld", &x, &y ) ;
      |   ~~~~~^~~~~~~~~~~~~~~~~~~~~~

Subtask #1
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 17 ms 1556 KB Output is correct
5 Correct 26 ms 2788 KB Output is correct
6 Correct 75 ms 7784 KB Output is correct
7 Correct 157 ms 15092 KB Output is correct
8 Correct 137 ms 13224 KB Output is correct
9 Correct 140 ms 12652 KB Output is correct
10 Correct 130 ms 10364 KB Output is correct
11 Correct 132 ms 10280 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 17 ms 1556 KB Output is correct
5 Correct 26 ms 2788 KB Output is correct
6 Correct 75 ms 7784 KB Output is correct
7 Correct 157 ms 15092 KB Output is correct
8 Correct 137 ms 13224 KB Output is correct
9 Correct 140 ms 12652 KB Output is correct
10 Correct 130 ms 10364 KB Output is correct
11 Correct 132 ms 10280 KB Output is correct
12 Correct 40 ms 4040 KB Output is correct
13 Correct 94 ms 10920 KB Output is correct
14 Correct 178 ms 15112 KB Output is correct
15 Correct 137 ms 13332 KB Output is correct
16 Correct 147 ms 12608 KB Output is correct
17 Correct 175 ms 10364 KB Output is correct
18 Correct 1 ms 340 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 208 KB Output is correct
5 Correct 1 ms 216 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 324 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 336 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 208 KB Output is correct
5 Correct 1 ms 216 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 324 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 2 ms 336 KB Output is correct
14 Correct 2 ms 340 KB Output is correct
15 Correct 2 ms 336 KB Output is correct
16 Correct 2 ms 332 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 2 ms 332 KB Output is correct

Subtask #5
36.0 / 36.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 208 KB Output is correct
5 Correct 1 ms 216 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 324 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 17 ms 1556 KB Output is correct
12 Correct 26 ms 2788 KB Output is correct
13 Correct 75 ms 7784 KB Output is correct
14 Correct 157 ms 15092 KB Output is correct
15 Correct 137 ms 13224 KB Output is correct
16 Correct 140 ms 12652 KB Output is correct
17 Correct 130 ms 10364 KB Output is correct
18 Correct 132 ms 10280 KB Output is correct
19 Correct 40 ms 4040 KB Output is correct
20 Correct 94 ms 10920 KB Output is correct
21 Correct 178 ms 15112 KB Output is correct
22 Correct 137 ms 13332 KB Output is correct
23 Correct 147 ms 12608 KB Output is correct
24 Correct 175 ms 10364 KB Output is correct
25 Correct 1 ms 348 KB Output is correct
26 Correct 2 ms 336 KB Output is correct
27 Correct 2 ms 340 KB Output is correct
28 Correct 2 ms 336 KB Output is correct
29 Correct 2 ms 332 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 2 ms 332 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 47 ms 4020 KB Output is correct
34 Correct 113 ms 10808 KB Output is correct
35 Correct 189 ms 15224 KB Output is correct
36 Correct 182 ms 12704 KB Output is correct
37 Correct 173 ms 13292 KB Output is correct
38 Correct 181 ms 15156 KB Output is correct
39 Correct 140 ms 11304 KB Output is correct
40 Correct 142 ms 10800 KB Output is correct
41 Correct 144 ms 10300 KB Output is correct
42 Correct 148 ms 10276 KB Output is correct
43 Correct 139 ms 10268 KB Output is correct
44 Correct 140 ms 10316 KB Output is correct
45 Correct 166 ms 15144 KB Output is correct
46 Correct 164 ms 10672 KB Output is correct
47 Correct 127 ms 10212 KB Output is correct