oj.uz

Submission #209747

# Submission time Handle Problem Language Result Execution time Memory
209747 2020-03-15T13:08:06 Z mhy908 Remittance (JOI19_remittance) C++14
100 / 100
 411 ms 36348 KB 
#include <bits/stdc++.h>
using namespace std;
typedef long long LL;
int n;
LL a[1000010], b[1000010];
bool ans=true, allz=true;
int main(){
    scanf("%d", &n);
    for(int i=0; i<n; i++){
        scanf("%lld %lld", &a[i], &b[i]);
        if(b[i])allz=false;
        if(a[i]!=b[i])ans=false;
    }
    /*if(allz){
        if(ans)puts("Yes");
        else puts("No");
        return 0;
    }*/
    while(1){
        bool flag=false;
        for(int i=0; i<n; i++){
            if(a[i]<=b[i])continue;
            LL temp=(a[i]-b[i]+1)/2;
            if(a[i]-temp*2<0)continue;
            a[i]-=temp*2;
            a[(i+1)%n]+=temp;
            flag=true;
        }
        for(int i=0; i<n; i++)assert(a[i]>=0);
        if(!flag)break;
    }
    for(int i=0; i<n; i++){
        if(a[i]!=b[i]){
            puts("No");
            return 0;
        }
    }
    puts("Yes");
}

Compilation message

remittance.cpp: In function 'int main()':
remittance.cpp:8:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d", &n);
     ~~~~~^~~~~~~~~~
remittance.cpp:10:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%lld %lld", &a[i], &b[i]);
         ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 5 ms 376 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 5 ms 376 KB Output is correct
6 Correct 5 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 5 ms 376 KB Output is correct
9 Correct 5 ms 376 KB Output is correct
10 Correct 5 ms 380 KB Output is correct
11 Correct 5 ms 376 KB Output is correct
12 Correct 5 ms 368 KB Output is correct
13 Correct 5 ms 376 KB Output is correct
14 Correct 5 ms 376 KB Output is correct
15 Correct 5 ms 376 KB Output is correct
16 Correct 5 ms 376 KB Output is correct
17 Correct 5 ms 376 KB Output is correct
18 Correct 5 ms 376 KB Output is correct
19 Correct 6 ms 376 KB Output is correct
20 Correct 5 ms 376 KB Output is correct
21 Correct 5 ms 376 KB Output is correct
22 Correct 5 ms 376 KB Output is correct
23 Correct 5 ms 376 KB Output is correct
24 Correct 5 ms 376 KB Output is correct
25 Correct 6 ms 376 KB Output is correct
26 Correct 5 ms 376 KB Output is correct
27 Correct 5 ms 376 KB Output is correct
28 Correct 4 ms 376 KB Output is correct
29 Correct 5 ms 376 KB Output is correct
30 Correct 5 ms 376 KB Output is correct
31 Correct 4 ms 376 KB Output is correct
32 Correct 5 ms 376 KB Output is correct

Subtask #2
40.0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 5 ms 376 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 5 ms 376 KB Output is correct
6 Correct 5 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 5 ms 376 KB Output is correct
9 Correct 5 ms 376 KB Output is correct
10 Correct 5 ms 380 KB Output is correct
11 Correct 5 ms 376 KB Output is correct
12 Correct 5 ms 368 KB Output is correct
13 Correct 5 ms 376 KB Output is correct
14 Correct 5 ms 376 KB Output is correct
15 Correct 5 ms 376 KB Output is correct
16 Correct 5 ms 376 KB Output is correct
17 Correct 5 ms 376 KB Output is correct
18 Correct 5 ms 376 KB Output is correct
19 Correct 6 ms 376 KB Output is correct
20 Correct 5 ms 376 KB Output is correct
21 Correct 5 ms 376 KB Output is correct
22 Correct 5 ms 376 KB Output is correct
23 Correct 5 ms 376 KB Output is correct
24 Correct 5 ms 376 KB Output is correct
25 Correct 6 ms 376 KB Output is correct
26 Correct 5 ms 376 KB Output is correct
27 Correct 5 ms 376 KB Output is correct
28 Correct 4 ms 376 KB Output is correct
29 Correct 5 ms 376 KB Output is correct
30 Correct 5 ms 376 KB Output is correct
31 Correct 4 ms 376 KB Output is correct
32 Correct 5 ms 376 KB Output is correct
33 Correct 5 ms 376 KB Output is correct
34 Correct 5 ms 376 KB Output is correct
35 Correct 5 ms 376 KB Output is correct
36 Correct 5 ms 376 KB Output is correct
37 Correct 5 ms 376 KB Output is correct
38 Correct 5 ms 376 KB Output is correct
39 Correct 5 ms 376 KB Output is correct
40 Correct 5 ms 380 KB Output is correct
41 Correct 5 ms 376 KB Output is correct
42 Correct 5 ms 376 KB Output is correct
43 Correct 5 ms 376 KB Output is correct
44 Correct 6 ms 376 KB Output is correct
45 Correct 5 ms 380 KB Output is correct
46 Correct 5 ms 376 KB Output is correct
47 Correct 5 ms 376 KB Output is correct
48 Correct 5 ms 376 KB Output is correct
49 Correct 4 ms 376 KB Output is correct
50 Correct 5 ms 376 KB Output is correct
51 Correct 5 ms 380 KB Output is correct
52 Correct 5 ms 376 KB Output is correct
53 Correct 5 ms 376 KB Output is correct
54 Correct 5 ms 376 KB Output is correct
55 Correct 5 ms 376 KB Output is correct
56 Correct 5 ms 376 KB Output is correct
57 Correct 5 ms 376 KB Output is correct
58 Correct 5 ms 376 KB Output is correct
59 Correct 5 ms 376 KB Output is correct
60 Correct 5 ms 376 KB Output is correct
61 Correct 5 ms 376 KB Output is correct
62 Correct 5 ms 376 KB Output is correct

Subtask #3
45.0 / 45.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 5 ms 376 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 5 ms 376 KB Output is correct
6 Correct 5 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 5 ms 376 KB Output is correct
9 Correct 5 ms 376 KB Output is correct
10 Correct 5 ms 380 KB Output is correct
11 Correct 5 ms 376 KB Output is correct
12 Correct 5 ms 368 KB Output is correct
13 Correct 5 ms 376 KB Output is correct
14 Correct 5 ms 376 KB Output is correct
15 Correct 5 ms 376 KB Output is correct
16 Correct 5 ms 376 KB Output is correct
17 Correct 5 ms 376 KB Output is correct
18 Correct 5 ms 376 KB Output is correct
19 Correct 6 ms 376 KB Output is correct
20 Correct 5 ms 376 KB Output is correct
21 Correct 5 ms 376 KB Output is correct
22 Correct 5 ms 376 KB Output is correct
23 Correct 5 ms 376 KB Output is correct
24 Correct 5 ms 376 KB Output is correct
25 Correct 6 ms 376 KB Output is correct
26 Correct 5 ms 376 KB Output is correct
27 Correct 5 ms 376 KB Output is correct
28 Correct 4 ms 376 KB Output is correct
29 Correct 5 ms 376 KB Output is correct
30 Correct 5 ms 376 KB Output is correct
31 Correct 4 ms 376 KB Output is correct
32 Correct 5 ms 376 KB Output is correct
33 Correct 5 ms 376 KB Output is correct
34 Correct 5 ms 376 KB Output is correct
35 Correct 5 ms 376 KB Output is correct
36 Correct 5 ms 376 KB Output is correct
37 Correct 5 ms 376 KB Output is correct
38 Correct 5 ms 376 KB Output is correct
39 Correct 5 ms 376 KB Output is correct
40 Correct 5 ms 380 KB Output is correct
41 Correct 5 ms 376 KB Output is correct
42 Correct 5 ms 376 KB Output is correct
43 Correct 5 ms 376 KB Output is correct
44 Correct 6 ms 376 KB Output is correct
45 Correct 5 ms 380 KB Output is correct
46 Correct 5 ms 376 KB Output is correct
47 Correct 5 ms 376 KB Output is correct
48 Correct 5 ms 376 KB Output is correct
49 Correct 4 ms 376 KB Output is correct
50 Correct 5 ms 376 KB Output is correct
51 Correct 5 ms 380 KB Output is correct
52 Correct 5 ms 376 KB Output is correct
53 Correct 5 ms 376 KB Output is correct
54 Correct 5 ms 376 KB Output is correct
55 Correct 5 ms 376 KB Output is correct
56 Correct 5 ms 376 KB Output is correct
57 Correct 5 ms 376 KB Output is correct
58 Correct 5 ms 376 KB Output is correct
59 Correct 5 ms 376 KB Output is correct
60 Correct 5 ms 376 KB Output is correct
61 Correct 5 ms 376 KB Output is correct
62 Correct 5 ms 376 KB Output is correct
63 Correct 403 ms 35364 KB Output is correct
64 Correct 201 ms 19836 KB Output is correct
65 Correct 390 ms 34812 KB Output is correct
66 Correct 199 ms 19832 KB Output is correct
67 Correct 216 ms 21240 KB Output is correct
68 Correct 244 ms 23672 KB Output is correct
69 Correct 388 ms 35320 KB Output is correct
70 Correct 200 ms 19832 KB Output is correct
71 Correct 214 ms 21240 KB Output is correct
72 Correct 244 ms 23672 KB Output is correct
73 Correct 396 ms 35320 KB Output is correct
74 Correct 199 ms 19832 KB Output is correct
75 Correct 222 ms 21240 KB Output is correct
76 Correct 241 ms 23672 KB Output is correct
77 Correct 411 ms 35292 KB Output is correct
78 Correct 306 ms 27512 KB Output is correct
79 Correct 292 ms 27512 KB Output is correct
80 Correct 283 ms 27512 KB Output is correct
81 Correct 294 ms 27512 KB Output is correct
82 Correct 168 ms 19832 KB Output is correct
83 Correct 168 ms 19832 KB Output is correct
84 Correct 186 ms 19832 KB Output is correct
85 Correct 360 ms 36348 KB Output is correct
86 Correct 350 ms 36344 KB Output is correct
87 Correct 239 ms 28664 KB Output is correct
88 Correct 246 ms 28664 KB Output is correct