답안 #1042160

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1042160	2024-08-02T15:30:55 Z	Minbaev	금 캐기 (IZhO14_divide)	C++17	100 / 100	21 ms	8028 KB

divide

#include<bits/stdc++.h>
#define int long long int
using namespace std;
struct dta{
    int x,g,d;
};
dta a[100001];
int n,i,drive[100001],gold[100001],vec[100001],res,l,r,m;
main(){
    scanf("%lld",&n);
    for(i=1;i<=n;i++){
        scanf("%lld%lld%lld",&a[i].x,&a[i].g,&a[i].d);
        gold[i]=gold[i-1]+a[i].g;
        drive[i]=drive[i-1]+a[i].d;
        vec[i]=drive[i]-a[i].x;
    }
    for(i=n-1;i>0;i--)vec[i]=max(vec[i],vec[i+1]);
    for(i=1;i<=n;i++){
        l=i;
        r=n;
        while(l<r){
            m=(l+r+1)>>1;
            if(vec[m]>=drive[i-1]-a[i].x)l=m;
            else r=m-1;
        }
        res=max(res,gold[r]-gold[i-1]);
    }
    printf("%lld",res);
}

Compilation message

divide.cpp:9:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    9 | main(){
      | ^~~~
divide.cpp: In function 'int main()':
divide.cpp:10:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   10 |     scanf("%lld",&n);
      |     ~~~~~^~~~~~~~~~~
divide.cpp:12:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   12 |         scanf("%lld%lld%lld",&a[i].x,&a[i].g,&a[i].d);
      |         ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1

17.0 / 17.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	2392 KB	Output is correct
2	Correct	1 ms	2396 KB	Output is correct
3	Correct	0 ms	2396 KB	Output is correct
4	Correct	0 ms	2396 KB	Output is correct
5	Correct	0 ms	2396 KB	Output is correct
6	Correct	0 ms	2396 KB	Output is correct
7	Correct	0 ms	2492 KB	Output is correct
8	Correct	0 ms	2396 KB	Output is correct
9	Correct	0 ms	2396 KB	Output is correct
10	Correct	0 ms	2396 KB	Output is correct
11	Correct	0 ms	2396 KB	Output is correct
12	Correct	1 ms	2392 KB	Output is correct

Subtask #2

31.0 / 31.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	2392 KB	Output is correct
2	Correct	1 ms	2396 KB	Output is correct
3	Correct	0 ms	2396 KB	Output is correct
4	Correct	0 ms	2396 KB	Output is correct
5	Correct	0 ms	2396 KB	Output is correct
6	Correct	0 ms	2396 KB	Output is correct
7	Correct	0 ms	2492 KB	Output is correct
8	Correct	0 ms	2396 KB	Output is correct
9	Correct	0 ms	2396 KB	Output is correct
10	Correct	0 ms	2396 KB	Output is correct
11	Correct	0 ms	2396 KB	Output is correct
12	Correct	1 ms	2392 KB	Output is correct
13	Correct	1 ms	2392 KB	Output is correct
14	Correct	1 ms	2396 KB	Output is correct
15	Correct	0 ms	2396 KB	Output is correct
16	Correct	0 ms	2396 KB	Output is correct
17	Correct	0 ms	2396 KB	Output is correct
18	Correct	1 ms	2396 KB	Output is correct
19	Correct	1 ms	2396 KB	Output is correct
20	Correct	0 ms	2396 KB	Output is correct
21	Correct	1 ms	2396 KB	Output is correct
22	Correct	1 ms	2396 KB	Output is correct
23	Correct	1 ms	2520 KB	Output is correct
24	Correct	2 ms	2652 KB	Output is correct

Subtask #3

52.0 / 52.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	2392 KB	Output is correct
2	Correct	1 ms	2396 KB	Output is correct
3	Correct	0 ms	2396 KB	Output is correct
4	Correct	0 ms	2396 KB	Output is correct
5	Correct	0 ms	2396 KB	Output is correct
6	Correct	0 ms	2396 KB	Output is correct
7	Correct	0 ms	2492 KB	Output is correct
8	Correct	0 ms	2396 KB	Output is correct
9	Correct	0 ms	2396 KB	Output is correct
10	Correct	0 ms	2396 KB	Output is correct
11	Correct	0 ms	2396 KB	Output is correct
12	Correct	1 ms	2392 KB	Output is correct
13	Correct	1 ms	2392 KB	Output is correct
14	Correct	1 ms	2396 KB	Output is correct
15	Correct	0 ms	2396 KB	Output is correct
16	Correct	0 ms	2396 KB	Output is correct
17	Correct	0 ms	2396 KB	Output is correct
18	Correct	1 ms	2396 KB	Output is correct
19	Correct	1 ms	2396 KB	Output is correct
20	Correct	0 ms	2396 KB	Output is correct
21	Correct	1 ms	2396 KB	Output is correct
22	Correct	1 ms	2396 KB	Output is correct
23	Correct	1 ms	2520 KB	Output is correct
24	Correct	2 ms	2652 KB	Output is correct
25	Correct	1 ms	2652 KB	Output is correct
26	Correct	2 ms	2652 KB	Output is correct
27	Correct	2 ms	2908 KB	Output is correct
28	Correct	10 ms	4444 KB	Output is correct
29	Correct	11 ms	4808 KB	Output is correct
30	Correct	21 ms	8028 KB	Output is correct
31	Correct	17 ms	6748 KB	Output is correct
32	Correct	15 ms	6864 KB	Output is correct
33	Correct	16 ms	6748 KB	Output is correct
34	Correct	17 ms	6748 KB	Output is correct
35	Correct	18 ms	7224 KB	Output is correct
36	Correct	20 ms	7384 KB	Output is correct