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Submission #91084

# Submission time Handle Problem Language Result Execution time Memory
91084 2018-12-26T07:38:55 Z Hideo Divide and conquer (IZhO14_divide) C++14
48 / 100
 1000 ms 2916 KB 
#include <bits/stdc++.h>
using namespace std;
#define ll long long

const int N = 1e5 + 7;
const int INF = 1e9 + 7;

ll x[N], g[N], d[N];
int n;
ll mx, pre[N], prg[N];

main(){
	cin >> n;
	for (int i = 1; i <= n; i++){
        scanf("%lld%lld%lld", &x[i], &g[i], &d[i]);
        mx = max(g[i], mx);
        prg[i] = prg[i - 1] + g[i];
        pre[i] = pre[i - 1] + d[i];
	}
	for (int i = 1; i <= n; i++){
        for (int j = i + 1; j <= n; j++){
            if (pre[j] - pre[i - 1] >= x[j] - x[i]){
                mx = max (prg[j] - prg[i - 1], mx);
            }
        }
	}
	cout << mx;
}

Compilation message

divide.cpp:12:6: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
 main(){
      ^
divide.cpp: In function 'int main()':
divide.cpp:15:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%lld%lld%lld", &x[i], &g[i], &d[i]);
         ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 464 KB Output is correct
3 Correct 2 ms 464 KB Output is correct
4 Correct 2 ms 464 KB Output is correct
5 Correct 2 ms 556 KB Output is correct
6 Correct 2 ms 556 KB Output is correct
7 Correct 2 ms 556 KB Output is correct
8 Correct 2 ms 556 KB Output is correct
9 Correct 2 ms 560 KB Output is correct
10 Correct 2 ms 620 KB Output is correct
11 Correct 2 ms 620 KB Output is correct
12 Correct 2 ms 620 KB Output is correct

Subtask #2
31.0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 620 KB Output is correct
2 Correct 2 ms 620 KB Output is correct
3 Correct 2 ms 636 KB Output is correct
4 Correct 3 ms 636 KB Output is correct
5 Correct 2 ms 636 KB Output is correct
6 Correct 3 ms 716 KB Output is correct
7 Correct 3 ms 716 KB Output is correct
8 Correct 3 ms 716 KB Output is correct
9 Correct 3 ms 716 KB Output is correct
10 Correct 4 ms 868 KB Output is correct
11 Correct 13 ms 1032 KB Output is correct
12 Correct 14 ms 1084 KB Output is correct

Subtask #3
0 / 52.0

# Verdict Execution time Memory Grader output
1 Correct 17 ms 1124 KB Output is correct
2 Correct 71 ms 1380 KB Output is correct
3 Correct 70 ms 1400 KB Output is correct
4 Execution timed out 1076 ms 2916 KB Time limit exceeded
5 Halted 0 ms 0 KB -