Task: | Bit string |
Sender: | asjafknasdj |
Submission time: | 2019-01-19 20:14:42 +0200 |
Language: | C++ |
Status: | READY |
Result: | 100 |
group | verdict | score |
---|---|---|
#1 | ACCEPTED | 21 |
#2 | ACCEPTED | 27 |
#3 | ACCEPTED | 52 |
test | verdict | time | group | |
---|---|---|---|---|
#1 | ACCEPTED | 0.03 s | 1 | details |
#2 | ACCEPTED | 0.02 s | 1 | details |
#3 | ACCEPTED | 0.01 s | 1 | details |
#4 | ACCEPTED | 0.01 s | 1 | details |
#5 | ACCEPTED | 0.01 s | 1 | details |
#6 | ACCEPTED | 0.02 s | 1 | details |
#7 | ACCEPTED | 0.02 s | 1 | details |
#8 | ACCEPTED | 0.02 s | 2 | details |
#9 | ACCEPTED | 0.02 s | 2 | details |
#10 | ACCEPTED | 0.02 s | 2 | details |
#11 | ACCEPTED | 0.03 s | 2 | details |
#12 | ACCEPTED | 0.02 s | 2 | details |
#13 | ACCEPTED | 0.03 s | 2 | details |
#14 | ACCEPTED | 0.02 s | 2 | details |
#15 | ACCEPTED | 0.05 s | 3 | details |
#16 | ACCEPTED | 0.04 s | 3 | details |
#17 | ACCEPTED | 0.04 s | 3 | details |
#18 | ACCEPTED | 0.05 s | 3 | details |
#19 | ACCEPTED | 0.04 s | 3 | details |
#20 | ACCEPTED | 0.02 s | 3 | details |
#21 | ACCEPTED | 0.02 s | 3 | details |
Code
#include<bits/stdc++.h> using namespace std; using lint = long long; string S; int freq[2] = {1, 0}; int main() { cin >> S; long long ans = 0; int sum = 0; for(int c : S) { c -= '0'; (sum += c) %= 2; ans += freq[sum]; freq[sum] += 1; } printf("%lld\n", ans); return 0; }
Test details
Test 1
Group: 1
Verdict: ACCEPTED
input |
---|
111111111111111111111111111111... |
correct output |
---|
2500 |
user output |
---|
2500 |
Test 2
Group: 1
Verdict: ACCEPTED
input |
---|
111101111111101111111011011110... |
correct output |
---|
2502 |
user output |
---|
2502 |
Test 3
Group: 1
Verdict: ACCEPTED
input |
---|
000110011101101000000000101010... |
correct output |
---|
2590 |
user output |
---|
2590 |
Test 4
Group: 1
Verdict: ACCEPTED
input |
---|
110101000010001000101100011000... |
correct output |
---|
2502 |
user output |
---|
2502 |
Test 5
Group: 1
Verdict: ACCEPTED
input |
---|
000000000000000000000000000000... |
correct output |
---|
5050 |
user output |
---|
5050 |
Test 6
Group: 1
Verdict: ACCEPTED
input |
---|
0 |
correct output |
---|
1 |
user output |
---|
1 |
Test 7
Group: 1
Verdict: ACCEPTED
input |
---|
1 |
correct output |
---|
0 |
user output |
---|
0 |
Test 8
Group: 2
Verdict: ACCEPTED
input |
---|
111111111111111111111111111111... |
correct output |
---|
6250000 |
user output |
---|
6250000 |
Test 9
Group: 2
Verdict: ACCEPTED
input |
---|
111111111110101111111010111011... |
correct output |
---|
6250342 |
user output |
---|
6250342 |
Test 10
Group: 2
Verdict: ACCEPTED
input |
---|
110110111000000001011100000011... |
correct output |
---|
6252352 |
user output |
---|
6252352 |
Test 11
Group: 2
Verdict: ACCEPTED
input |
---|
000000001000101001001110100011... |
correct output |
---|
6253422 |
user output |
---|
6253422 |
Test 12
Group: 2
Verdict: ACCEPTED
input |
---|
000000000000000000000000000000... |
correct output |
---|
12502500 |
user output |
---|
12502500 |
Test 13
Group: 2
Verdict: ACCEPTED
input |
---|
0 |
correct output |
---|
1 |
user output |
---|
1 |
Test 14
Group: 2
Verdict: ACCEPTED
input |
---|
1 |
correct output |
---|
0 |
user output |
---|
0 |
Test 15
Group: 3
Verdict: ACCEPTED
input |
---|
111111111111111111111111111111... |
correct output |
---|
62500000000 |
user output |
---|
62500000000 |
Test 16
Group: 3
Verdict: ACCEPTED
input |
---|
101101100110111101111011111101... |
correct output |
---|
62500057360 |
user output |
---|
62500057360 |
Test 17
Group: 3
Verdict: ACCEPTED
input |
---|
011100000010000011110101010001... |
correct output |
---|
62500117306 |
user output |
---|
62500117306 |
Test 18
Group: 3
Verdict: ACCEPTED
input |
---|
001010011010000001100011001101... |
correct output |
---|
62500144780 |
user output |
---|
62500144780 |
Test 19
Group: 3
Verdict: ACCEPTED
input |
---|
000000000000000000000000000000... |
correct output |
---|
125000250000 |
user output |
---|
125000250000 |
Test 20
Group: 3
Verdict: ACCEPTED
input |
---|
0 |
correct output |
---|
1 |
user output |
---|
1 |
Test 21
Group: 3
Verdict: ACCEPTED
input |
---|
1 |
correct output |
---|
0 |
user output |
---|
0 |