#pragma GCC optimize("Ofast")
#pragma GCC optimization ("O3")
#pragma GCC optimization ("unroll-loops")
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
using namespace __gnu_pbds;
using namespace std;
#define mp make_pair
#define eb emplace_back
#define pb push_back
#define e1 first
#define e2 second
#define int int_fast32_t
#define uint uint_fast64_t
#define ll int_fast64_t
#define ull uint_fast64_t
#define int16 int_fast16_t
#define uint16 uint_fast16_t
#define int32 int_fast32_t
#define uint32 uint_fast32_t
#define int64 int_fast64_t
#define uint64 uint_fast64_t
#define ld long double
#define float long double
#define size(x) (int)x.size()
#define satori int testCases; cin>>testCases; while(testCases--)
#define fastio ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0)
#define all(r) begin(r),end(r)
#define rall(r) rbegin(r),rend(r)
#define time chrono::high_resolution_clock().now().time_since_epoch().count()
#define elapsed(__begin,__end) (__end-__begin)/CLOCKS_PER_SEC
typedef tree<int,null_type,less<int>,rb_tree_tag,tree_order_statistics_node_update> ordered_set;
float pi=3.14159265358979323846;
const int MAXN=1e6+10;
ll a[MAXN],b[MAXN],x;
int32_t main()
{
fastio;
int n;
cin>>n;
for(int i=0;i<n;i++)
cin>>a[i]>>b[i];
while(true)
{
for(int i=0;i<n;i++)
if(a[i]>b[i]&&a[i]>1ll)
{
x=(a[i]-b[i]+1ll)/2ll;
if(2ll*x>a[i])
x--;
a[(i+1)%n]+=x,a[i]-=2ll*x;
}
bool over=false;
for(int i=0;i<n;i++)
if(a[i]>b[i]&&a[i]>1)
over=true;
if(!over)
break;
}
for(int i=0;i<n;i++)
if(a[i]!=b[i])
{
cout<<"No\n";
return 0;
}
cout<<"Yes\n";
}
Compilation message
remittance.cpp:2: warning: ignoring #pragma GCC optimization [-Wunknown-pragmas]
2 | #pragma GCC optimization ("O3")
|
remittance.cpp:3: warning: ignoring #pragma GCC optimization [-Wunknown-pragmas]
3 | #pragma GCC optimization ("unroll-loops")
|
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
384 KB |
Output is correct |
2 |
Correct |
0 ms |
384 KB |
Output is correct |
3 |
Correct |
1 ms |
384 KB |
Output is correct |
4 |
Correct |
0 ms |
384 KB |
Output is correct |
5 |
Correct |
0 ms |
384 KB |
Output is correct |
6 |
Correct |
0 ms |
384 KB |
Output is correct |
7 |
Correct |
0 ms |
384 KB |
Output is correct |
8 |
Correct |
0 ms |
384 KB |
Output is correct |
9 |
Correct |
0 ms |
384 KB |
Output is correct |
10 |
Correct |
0 ms |
384 KB |
Output is correct |
11 |
Correct |
0 ms |
384 KB |
Output is correct |
12 |
Correct |
0 ms |
384 KB |
Output is correct |
13 |
Correct |
0 ms |
384 KB |
Output is correct |
14 |
Correct |
0 ms |
384 KB |
Output is correct |
15 |
Correct |
0 ms |
384 KB |
Output is correct |
16 |
Correct |
0 ms |
384 KB |
Output is correct |
17 |
Correct |
0 ms |
384 KB |
Output is correct |
18 |
Correct |
0 ms |
384 KB |
Output is correct |
19 |
Correct |
0 ms |
384 KB |
Output is correct |
20 |
Correct |
1 ms |
384 KB |
Output is correct |
21 |
Correct |
1 ms |
384 KB |
Output is correct |
22 |
Correct |
0 ms |
384 KB |
Output is correct |
23 |
Correct |
1 ms |
384 KB |
Output is correct |
24 |
Correct |
1 ms |
360 KB |
Output is correct |
25 |
Correct |
1 ms |
384 KB |
Output is correct |
26 |
Correct |
1 ms |
384 KB |
Output is correct |
27 |
Correct |
0 ms |
384 KB |
Output is correct |
28 |
Correct |
1 ms |
384 KB |
Output is correct |
29 |
Correct |
1 ms |
384 KB |
Output is correct |
30 |
Correct |
1 ms |
384 KB |
Output is correct |
31 |
Correct |
0 ms |
384 KB |
Output is correct |
32 |
Correct |
1 ms |
384 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
384 KB |
Output is correct |
2 |
Correct |
0 ms |
384 KB |
Output is correct |
3 |
Correct |
1 ms |
384 KB |
Output is correct |
4 |
Correct |
0 ms |
384 KB |
Output is correct |
5 |
Correct |
0 ms |
384 KB |
Output is correct |
6 |
Correct |
0 ms |
384 KB |
Output is correct |
7 |
Correct |
0 ms |
384 KB |
Output is correct |
8 |
Correct |
0 ms |
384 KB |
Output is correct |
9 |
Correct |
0 ms |
384 KB |
Output is correct |
10 |
Correct |
0 ms |
384 KB |
Output is correct |
11 |
Correct |
0 ms |
384 KB |
Output is correct |
12 |
Correct |
0 ms |
384 KB |
Output is correct |
13 |
Correct |
0 ms |
384 KB |
Output is correct |
14 |
Correct |
0 ms |
384 KB |
Output is correct |
15 |
Correct |
0 ms |
384 KB |
Output is correct |
16 |
Correct |
0 ms |
384 KB |
Output is correct |
17 |
Correct |
0 ms |
384 KB |
Output is correct |
18 |
Correct |
0 ms |
384 KB |
Output is correct |
19 |
Correct |
0 ms |
384 KB |
Output is correct |
20 |
Correct |
1 ms |
384 KB |
Output is correct |
21 |
Correct |
1 ms |
384 KB |
Output is correct |
22 |
Correct |
0 ms |
384 KB |
Output is correct |
23 |
Correct |
1 ms |
384 KB |
Output is correct |
24 |
Correct |
1 ms |
360 KB |
Output is correct |
25 |
Correct |
1 ms |
384 KB |
Output is correct |
26 |
Correct |
1 ms |
384 KB |
Output is correct |
27 |
Correct |
0 ms |
384 KB |
Output is correct |
28 |
Correct |
1 ms |
384 KB |
Output is correct |
29 |
Correct |
1 ms |
384 KB |
Output is correct |
30 |
Correct |
1 ms |
384 KB |
Output is correct |
31 |
Correct |
0 ms |
384 KB |
Output is correct |
32 |
Correct |
1 ms |
384 KB |
Output is correct |
33 |
Correct |
1 ms |
512 KB |
Output is correct |
34 |
Correct |
0 ms |
384 KB |
Output is correct |
35 |
Correct |
0 ms |
384 KB |
Output is correct |
36 |
Correct |
0 ms |
384 KB |
Output is correct |
37 |
Correct |
1 ms |
384 KB |
Output is correct |
38 |
Correct |
1 ms |
384 KB |
Output is correct |
39 |
Correct |
1 ms |
384 KB |
Output is correct |
40 |
Correct |
1 ms |
288 KB |
Output is correct |
41 |
Correct |
0 ms |
384 KB |
Output is correct |
42 |
Correct |
0 ms |
384 KB |
Output is correct |
43 |
Correct |
1 ms |
384 KB |
Output is correct |
44 |
Correct |
1 ms |
384 KB |
Output is correct |
45 |
Correct |
0 ms |
384 KB |
Output is correct |
46 |
Correct |
1 ms |
384 KB |
Output is correct |
47 |
Correct |
1 ms |
384 KB |
Output is correct |
48 |
Correct |
1 ms |
384 KB |
Output is correct |
49 |
Correct |
1 ms |
384 KB |
Output is correct |
50 |
Correct |
1 ms |
384 KB |
Output is correct |
51 |
Correct |
1 ms |
384 KB |
Output is correct |
52 |
Correct |
0 ms |
384 KB |
Output is correct |
53 |
Correct |
1 ms |
384 KB |
Output is correct |
54 |
Correct |
0 ms |
384 KB |
Output is correct |
55 |
Correct |
1 ms |
384 KB |
Output is correct |
56 |
Correct |
1 ms |
384 KB |
Output is correct |
57 |
Correct |
0 ms |
384 KB |
Output is correct |
58 |
Correct |
0 ms |
384 KB |
Output is correct |
59 |
Correct |
1 ms |
392 KB |
Output is correct |
60 |
Correct |
0 ms |
384 KB |
Output is correct |
61 |
Correct |
0 ms |
384 KB |
Output is correct |
62 |
Correct |
1 ms |
384 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
384 KB |
Output is correct |
2 |
Correct |
0 ms |
384 KB |
Output is correct |
3 |
Correct |
1 ms |
384 KB |
Output is correct |
4 |
Correct |
0 ms |
384 KB |
Output is correct |
5 |
Correct |
0 ms |
384 KB |
Output is correct |
6 |
Correct |
0 ms |
384 KB |
Output is correct |
7 |
Correct |
0 ms |
384 KB |
Output is correct |
8 |
Correct |
0 ms |
384 KB |
Output is correct |
9 |
Correct |
0 ms |
384 KB |
Output is correct |
10 |
Correct |
0 ms |
384 KB |
Output is correct |
11 |
Correct |
0 ms |
384 KB |
Output is correct |
12 |
Correct |
0 ms |
384 KB |
Output is correct |
13 |
Correct |
0 ms |
384 KB |
Output is correct |
14 |
Correct |
0 ms |
384 KB |
Output is correct |
15 |
Correct |
0 ms |
384 KB |
Output is correct |
16 |
Correct |
0 ms |
384 KB |
Output is correct |
17 |
Correct |
0 ms |
384 KB |
Output is correct |
18 |
Correct |
0 ms |
384 KB |
Output is correct |
19 |
Correct |
0 ms |
384 KB |
Output is correct |
20 |
Correct |
1 ms |
384 KB |
Output is correct |
21 |
Correct |
1 ms |
384 KB |
Output is correct |
22 |
Correct |
0 ms |
384 KB |
Output is correct |
23 |
Correct |
1 ms |
384 KB |
Output is correct |
24 |
Correct |
1 ms |
360 KB |
Output is correct |
25 |
Correct |
1 ms |
384 KB |
Output is correct |
26 |
Correct |
1 ms |
384 KB |
Output is correct |
27 |
Correct |
0 ms |
384 KB |
Output is correct |
28 |
Correct |
1 ms |
384 KB |
Output is correct |
29 |
Correct |
1 ms |
384 KB |
Output is correct |
30 |
Correct |
1 ms |
384 KB |
Output is correct |
31 |
Correct |
0 ms |
384 KB |
Output is correct |
32 |
Correct |
1 ms |
384 KB |
Output is correct |
33 |
Correct |
1 ms |
512 KB |
Output is correct |
34 |
Correct |
0 ms |
384 KB |
Output is correct |
35 |
Correct |
0 ms |
384 KB |
Output is correct |
36 |
Correct |
0 ms |
384 KB |
Output is correct |
37 |
Correct |
1 ms |
384 KB |
Output is correct |
38 |
Correct |
1 ms |
384 KB |
Output is correct |
39 |
Correct |
1 ms |
384 KB |
Output is correct |
40 |
Correct |
1 ms |
288 KB |
Output is correct |
41 |
Correct |
0 ms |
384 KB |
Output is correct |
42 |
Correct |
0 ms |
384 KB |
Output is correct |
43 |
Correct |
1 ms |
384 KB |
Output is correct |
44 |
Correct |
1 ms |
384 KB |
Output is correct |
45 |
Correct |
0 ms |
384 KB |
Output is correct |
46 |
Correct |
1 ms |
384 KB |
Output is correct |
47 |
Correct |
1 ms |
384 KB |
Output is correct |
48 |
Correct |
1 ms |
384 KB |
Output is correct |
49 |
Correct |
1 ms |
384 KB |
Output is correct |
50 |
Correct |
1 ms |
384 KB |
Output is correct |
51 |
Correct |
1 ms |
384 KB |
Output is correct |
52 |
Correct |
0 ms |
384 KB |
Output is correct |
53 |
Correct |
1 ms |
384 KB |
Output is correct |
54 |
Correct |
0 ms |
384 KB |
Output is correct |
55 |
Correct |
1 ms |
384 KB |
Output is correct |
56 |
Correct |
1 ms |
384 KB |
Output is correct |
57 |
Correct |
0 ms |
384 KB |
Output is correct |
58 |
Correct |
0 ms |
384 KB |
Output is correct |
59 |
Correct |
1 ms |
392 KB |
Output is correct |
60 |
Correct |
0 ms |
384 KB |
Output is correct |
61 |
Correct |
0 ms |
384 KB |
Output is correct |
62 |
Correct |
1 ms |
384 KB |
Output is correct |
63 |
Correct |
252 ms |
35320 KB |
Output is correct |
64 |
Correct |
152 ms |
19964 KB |
Output is correct |
65 |
Correct |
243 ms |
17528 KB |
Output is correct |
66 |
Correct |
142 ms |
19832 KB |
Output is correct |
67 |
Correct |
156 ms |
21240 KB |
Output is correct |
68 |
Correct |
166 ms |
23672 KB |
Output is correct |
69 |
Correct |
236 ms |
17400 KB |
Output is correct |
70 |
Correct |
142 ms |
19832 KB |
Output is correct |
71 |
Correct |
147 ms |
21240 KB |
Output is correct |
72 |
Correct |
163 ms |
23672 KB |
Output is correct |
73 |
Correct |
235 ms |
17400 KB |
Output is correct |
74 |
Correct |
138 ms |
19832 KB |
Output is correct |
75 |
Correct |
152 ms |
21368 KB |
Output is correct |
76 |
Correct |
170 ms |
23672 KB |
Output is correct |
77 |
Correct |
236 ms |
17376 KB |
Output is correct |
78 |
Correct |
201 ms |
27640 KB |
Output is correct |
79 |
Correct |
192 ms |
27640 KB |
Output is correct |
80 |
Correct |
191 ms |
27564 KB |
Output is correct |
81 |
Correct |
194 ms |
27640 KB |
Output is correct |
82 |
Correct |
131 ms |
19960 KB |
Output is correct |
83 |
Correct |
134 ms |
19940 KB |
Output is correct |
84 |
Correct |
130 ms |
19832 KB |
Output is correct |
85 |
Correct |
253 ms |
17400 KB |
Output is correct |
86 |
Correct |
259 ms |
17400 KB |
Output is correct |
87 |
Correct |
215 ms |
28664 KB |
Output is correct |
88 |
Correct |
215 ms |
28664 KB |
Output is correct |