oj.uz

Submission #51444

# Submission time Handle Problem Language Result Execution time Memory
51444 2018-06-18T02:32:49 Z Datcoollz Foehn Phenomena (JOI17_foehn_phenomena) C++14
100 / 100
 209 ms 6056 KB 
#include <vector>
#include <iostream>
#include <stdio.h>

using namespace std;

typedef vector<long long> vi;

long long n, q, s, t, temp = 0;
vi a;

void run(long long l, long long r, long long v)
{
    long long ll = l - 1, rr = r;
    long long val=0;
    if(ll>=0){
        val-=a[ll]*(a[ll]<0?s:t);
        a[ll]-=v;
        val+=a[ll]*(a[ll]<0?s:t);
    }
    if(rr<n){
        val-=a[rr]*(a[rr]<0?s:t);
        a[rr]+=v;
        val+=a[rr]*(a[rr]<0?s:t);
    }
    temp+=val;
    printf("%lld\n",temp);
    return;
}

int main()
{
    //freopen("inp.txt", "r", stdin);
    //freopen("out.txt", "w", stdout);
    scanf("%lld %lld %lld %lld", &n, &q, &s, &t);
    long long prev;
    scanf("%lld", &prev);
    for (int i = 1; i <= n; i++)
    {
        long long inp;
        scanf("%lld", &inp);
        long long num = prev - inp;
        a.push_back(num);
        temp += (num * (num < 0 ? s : t));
        prev = inp;
    }
    for (int i = 0; i < q; i++)
    {
        long long l, r, v;
        scanf("%lld %lld %lld", &l, &r, &v);
        run(l, r, v);
    }
}

Compilation message

foehn_phenomena.cpp: In function 'int main()':
foehn_phenomena.cpp:35:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%lld %lld %lld %lld", &n, &q, &s, &t);
     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
foehn_phenomena.cpp:37:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%lld", &prev);
     ~~~~~^~~~~~~~~~~~~~~
foehn_phenomena.cpp:41:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%lld", &inp);
         ~~~~~^~~~~~~~~~~~~~
foehn_phenomena.cpp:50:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%lld %lld %lld", &l, &r, &v);
         ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 376 KB Output is correct
2 Correct 4 ms 488 KB Output is correct
3 Correct 4 ms 488 KB Output is correct
4 Correct 4 ms 500 KB Output is correct
5 Correct 3 ms 500 KB Output is correct
6 Correct 4 ms 560 KB Output is correct
7 Correct 3 ms 560 KB Output is correct
8 Correct 4 ms 640 KB Output is correct
9 Correct 3 ms 640 KB Output is correct
10 Correct 4 ms 656 KB Output is correct
11 Correct 5 ms 656 KB Output is correct
12 Correct 3 ms 676 KB Output is correct
13 Correct 3 ms 676 KB Output is correct
14 Correct 4 ms 676 KB Output is correct
15 Correct 4 ms 680 KB Output is correct
16 Correct 5 ms 680 KB Output is correct
17 Correct 3 ms 680 KB Output is correct
18 Correct 3 ms 680 KB Output is correct
19 Correct 2 ms 680 KB Output is correct
20 Correct 3 ms 680 KB Output is correct
21 Correct 2 ms 680 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 157 ms 3640 KB Output is correct
2 Correct 201 ms 4368 KB Output is correct
3 Correct 199 ms 4904 KB Output is correct
4 Correct 143 ms 4904 KB Output is correct
5 Correct 160 ms 4904 KB Output is correct
6 Correct 133 ms 5396 KB Output is correct
7 Correct 134 ms 5396 KB Output is correct
8 Correct 183 ms 5396 KB Output is correct
9 Correct 168 ms 5480 KB Output is correct
10 Correct 171 ms 5480 KB Output is correct
11 Correct 130 ms 5480 KB Output is correct
12 Correct 124 ms 5624 KB Output is correct
13 Correct 142 ms 6040 KB Output is correct

Subtask #3
60.0 / 60.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 376 KB Output is correct
2 Correct 4 ms 488 KB Output is correct
3 Correct 4 ms 488 KB Output is correct
4 Correct 4 ms 500 KB Output is correct
5 Correct 3 ms 500 KB Output is correct
6 Correct 4 ms 560 KB Output is correct
7 Correct 3 ms 560 KB Output is correct
8 Correct 4 ms 640 KB Output is correct
9 Correct 3 ms 640 KB Output is correct
10 Correct 4 ms 656 KB Output is correct
11 Correct 5 ms 656 KB Output is correct
12 Correct 3 ms 676 KB Output is correct
13 Correct 3 ms 676 KB Output is correct
14 Correct 4 ms 676 KB Output is correct
15 Correct 4 ms 680 KB Output is correct
16 Correct 5 ms 680 KB Output is correct
17 Correct 3 ms 680 KB Output is correct
18 Correct 3 ms 680 KB Output is correct
19 Correct 2 ms 680 KB Output is correct
20 Correct 3 ms 680 KB Output is correct
21 Correct 2 ms 680 KB Output is correct
22 Correct 157 ms 3640 KB Output is correct
23 Correct 201 ms 4368 KB Output is correct
24 Correct 199 ms 4904 KB Output is correct
25 Correct 143 ms 4904 KB Output is correct
26 Correct 160 ms 4904 KB Output is correct
27 Correct 133 ms 5396 KB Output is correct
28 Correct 134 ms 5396 KB Output is correct
29 Correct 183 ms 5396 KB Output is correct
30 Correct 168 ms 5480 KB Output is correct
31 Correct 171 ms 5480 KB Output is correct
32 Correct 130 ms 5480 KB Output is correct
33 Correct 124 ms 5624 KB Output is correct
34 Correct 142 ms 6040 KB Output is correct
35 Correct 168 ms 6040 KB Output is correct
36 Correct 181 ms 6040 KB Output is correct
37 Correct 198 ms 6044 KB Output is correct
38 Correct 177 ms 6044 KB Output is correct
39 Correct 167 ms 6044 KB Output is correct
40 Correct 170 ms 6044 KB Output is correct
41 Correct 181 ms 6044 KB Output is correct
42 Correct 209 ms 6044 KB Output is correct
43 Correct 196 ms 6044 KB Output is correct
44 Correct 167 ms 6044 KB Output is correct
45 Correct 172 ms 6044 KB Output is correct
46 Correct 174 ms 6044 KB Output is correct
47 Correct 143 ms 6044 KB Output is correct
48 Correct 176 ms 6056 KB Output is correct
49 Correct 169 ms 6056 KB Output is correct
50 Correct 178 ms 6056 KB Output is correct
51 Correct 160 ms 6056 KB Output is correct
52 Correct 170 ms 6056 KB Output is correct