#include <bits/stdc++.h>
typedef long long ll;
#define FOR(i,x,y) for(ll i=x; i<y; i++)
#define FORNEG(i,x,y) for(ll i=x; i>y; i--)
using namespace std;
ll dp[250005][205];
int main(){
ios_base::sync_with_stdio(false);
cin.tie(NULL);
FOR(i,0,250005)FOR(j,0,205) dp[i][j] = -10000000000000000;
ll n,k;
cin >> n >> k;
vector<ll> price(n), sell(n);
FOR(i,0,n) cin >> price[i];
FOR(i,0,n) cin >> sell[i];
FOR(i,0,250005) dp[i][0] = 0;
FOR(i,0,n){
FOR(j,0,205){
dp[i+1][j] = max(dp[i+1][j], dp[i][j] - price[i]);
dp[i+1][j+1] = max(dp[i+1][j+1], dp[i][j] - price[i] + sell[i]);
}
}
ll ans = -10000000000000000;
FOR(i,k,n+1){
ans = max(ans, dp[i][k]);
}
cout << ans << endl;
}
Compilation message
trade.cpp: In function 'int main()':
trade.cpp:27:17: warning: iteration 204 invokes undefined behavior [-Waggressive-loop-optimizations]
27 | dp[i+1][j+1] = max(dp[i+1][j+1], dp[i][j] - price[i] + sell[i]);
| ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
trade.cpp:4:33: note: within this loop
4 | #define FOR(i,x,y) for(ll i=x; i<y; i++)
......
25 | FOR(j,0,205){
| ~~~~~~~
trade.cpp:25:3: note: in expansion of macro 'FOR'
25 | FOR(j,0,205){
| ^~~
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Partially correct |
139 ms |
401532 KB |
Partially correct |
2 |
Partially correct |
125 ms |
401488 KB |
Partially correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Partially correct |
126 ms |
401596 KB |
Partially correct |
2 |
Partially correct |
126 ms |
401488 KB |
Partially correct |
3 |
Partially correct |
130 ms |
401544 KB |
Partially correct |
4 |
Partially correct |
138 ms |
401488 KB |
Partially correct |
5 |
Partially correct |
125 ms |
401492 KB |
Partially correct |
6 |
Partially correct |
127 ms |
401492 KB |
Partially correct |
7 |
Partially correct |
135 ms |
401524 KB |
Partially correct |
8 |
Partially correct |
129 ms |
401472 KB |
Partially correct |
9 |
Partially correct |
125 ms |
401508 KB |
Partially correct |
10 |
Partially correct |
131 ms |
401540 KB |
Partially correct |
11 |
Partially correct |
170 ms |
401492 KB |
Partially correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Partially correct |
126 ms |
401596 KB |
Partially correct |
2 |
Partially correct |
126 ms |
401488 KB |
Partially correct |
3 |
Partially correct |
130 ms |
401544 KB |
Partially correct |
4 |
Partially correct |
138 ms |
401488 KB |
Partially correct |
5 |
Partially correct |
125 ms |
401492 KB |
Partially correct |
6 |
Partially correct |
127 ms |
401492 KB |
Partially correct |
7 |
Partially correct |
135 ms |
401524 KB |
Partially correct |
8 |
Partially correct |
129 ms |
401472 KB |
Partially correct |
9 |
Partially correct |
125 ms |
401508 KB |
Partially correct |
10 |
Partially correct |
131 ms |
401540 KB |
Partially correct |
11 |
Partially correct |
170 ms |
401492 KB |
Partially correct |
12 |
Partially correct |
125 ms |
401560 KB |
Partially correct |
13 |
Partially correct |
161 ms |
401520 KB |
Partially correct |
14 |
Partially correct |
131 ms |
401488 KB |
Partially correct |
15 |
Partially correct |
128 ms |
401592 KB |
Partially correct |
16 |
Partially correct |
127 ms |
401492 KB |
Partially correct |
17 |
Partially correct |
137 ms |
401536 KB |
Partially correct |
18 |
Partially correct |
131 ms |
401488 KB |
Partially correct |
19 |
Partially correct |
127 ms |
401508 KB |
Partially correct |
20 |
Partially correct |
128 ms |
401460 KB |
Partially correct |
21 |
Partially correct |
126 ms |
401396 KB |
Partially correct |
22 |
Partially correct |
125 ms |
401440 KB |
Partially correct |
23 |
Incorrect |
134 ms |
401488 KB |
Output isn't correct |
24 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Partially correct |
198 ms |
401532 KB |
Partially correct |
2 |
Incorrect |
214 ms |
405476 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Partially correct |
198 ms |
401532 KB |
Partially correct |
2 |
Incorrect |
214 ms |
405476 KB |
Output isn't correct |
3 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Partially correct |
139 ms |
401532 KB |
Partially correct |
2 |
Partially correct |
125 ms |
401488 KB |
Partially correct |
3 |
Partially correct |
126 ms |
401596 KB |
Partially correct |
4 |
Partially correct |
126 ms |
401488 KB |
Partially correct |
5 |
Partially correct |
130 ms |
401544 KB |
Partially correct |
6 |
Partially correct |
138 ms |
401488 KB |
Partially correct |
7 |
Partially correct |
125 ms |
401492 KB |
Partially correct |
8 |
Partially correct |
127 ms |
401492 KB |
Partially correct |
9 |
Partially correct |
135 ms |
401524 KB |
Partially correct |
10 |
Partially correct |
129 ms |
401472 KB |
Partially correct |
11 |
Partially correct |
125 ms |
401508 KB |
Partially correct |
12 |
Partially correct |
131 ms |
401540 KB |
Partially correct |
13 |
Partially correct |
170 ms |
401492 KB |
Partially correct |
14 |
Partially correct |
125 ms |
401560 KB |
Partially correct |
15 |
Partially correct |
161 ms |
401520 KB |
Partially correct |
16 |
Partially correct |
131 ms |
401488 KB |
Partially correct |
17 |
Partially correct |
128 ms |
401592 KB |
Partially correct |
18 |
Partially correct |
127 ms |
401492 KB |
Partially correct |
19 |
Partially correct |
137 ms |
401536 KB |
Partially correct |
20 |
Partially correct |
131 ms |
401488 KB |
Partially correct |
21 |
Partially correct |
127 ms |
401508 KB |
Partially correct |
22 |
Partially correct |
128 ms |
401460 KB |
Partially correct |
23 |
Partially correct |
126 ms |
401396 KB |
Partially correct |
24 |
Partially correct |
125 ms |
401440 KB |
Partially correct |
25 |
Incorrect |
134 ms |
401488 KB |
Output isn't correct |
26 |
Halted |
0 ms |
0 KB |
- |