Search is not available for this dataset
name stringlengths 2 112 | description stringlengths 29 13k | source int64 1 7 | difficulty int64 0 25 | solution stringlengths 7 983k | language stringclasses 4
values |
|---|---|---|---|---|---|
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | #include <bits/stdc++.h>
using namespace std;
int main() {
int m1 = 0, m2 = 0, mi1 = 1111, mi2 = 11111, l[7], c, d;
string s[5];
for (int i = 0; i < 4; i++) {
cin >> s[i];
l[i] = s[i].length() - 2;
if (l[i] >= m1) {
m1 = l[i];
c = i;
}
if (l[i] <= mi1) {
mi1 = l[i];
d =... | CPP |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | #include <bits/stdc++.h>
using namespace std;
char maxop(int lenA, int lenB, int lenC, int lenD) {
char maxoption = 'a';
if (lenC >= 2 * lenB && lenC >= 2 * lenA && lenC >= 2 * lenD)
maxoption = 'C';
else if (lenB >= 2 * lenA && lenB >= 2 * lenC && lenB >= 2 * lenD)
maxoption = 'B';
else if (lenA >= 2 *... | CPP |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | a=input()
b=input()
c=input()
d=input()
l=[[len(a)-2,'A'],[len(b)-2,'B'],[len(c)-2,'C'],[len(d)-2,'D']]
l = sorted(l)
tmp = 0
if l[0][0]*2 <= l[1][0] and not l[-1][0] >= l[-2][0]*2:
print(l[0][1])
elif l[-1][0] >= l[-2][0]*2 and not l[0][0]*2 <= l[1][0]:
print(l[-1][1])
else :
print('C')
| PYTHON3 |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | a = input()
na = len(a) - 2
b = input()
nb = len(b) - 2
c = input()
nc = len(c) - 2
d = input()
nd = len(d) - 2
a = a[2:]
b = b[2:]
c = c[2:]
d = d[2:]
al = a.lower()
au = a.upper()
if(al == au):
na = 0
bl = b.lower()
bu = b.upper()
if(bl == bu):
nb = 0
cl = c.lower()
cu = c.upper()
if(cl == cu):
nc = 0
... | PYTHON3 |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | import java.io.*;
import java.util.*;
public class Main {
public static void main(String[] args) {
InputStream inputStream = System.in;
OutputStream outputStream = System.out;
InputReader in = new InputReader(inputStream);
try (PrintWriter out = new PrintWriter(outputStream))... | JAVA |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | #include <bits/stdc++.h>
using namespace std;
int main() {
string str[4];
long long len[4];
while (cin >> str[0]) {
len[0] = str[0].length() - 2;
for (int i = 1; i < 4; i++) {
cin >> str[i];
len[i] = str[i].length() - 2;
}
bool longer, shorter;
long long great = 0, greati;
for ... | CPP |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | MC=['A', 'B', 'C', 'D']
lengths=[]
for tc in xrange(4):
lengths.append(len(raw_input())-2)
lengths1=lengths[:]
lengths.sort()
if lengths[0]*2<=lengths[1] and lengths[2]*2>lengths[3]:
print MC[lengths1.index(lengths[0])]
elif lengths[2]*2<=lengths[3] and lengths[0]*2>lengths[1]:
print MC[lengths1.index(leng... | PYTHON |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | a = [len(input()[2:]), 'A']
b = [len(input()[2:]), 'B']
c = [len(input()[2:]), 'C']
d = [len(input()[2:]), 'D']
ans = None
l = list(sorted([a, b, c, d]))
if l[0][0] * 2 <= l[1][0] and l[2][0] * 2 > l[3][0]:
ans = l[0][1]
elif l[2][0] * 2 <= l[3][0] and l[0][0] * 2 > l[1][0]:
ans = l[3][1]
else:
ans = 'C'
... | PYTHON3 |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | #include <bits/stdc++.h>
using namespace std;
inline int getn() {
register int n = 0, c = getchar();
while (c < '0' || c > '9') c = getchar();
while (c >= '0' && c <= '9') n = (n << 3) + (n << 1) + c - '0', c = getchar();
return n;
}
int prime[1000001];
bool ans[1000001];
vector<long long int> ans1;
void seive(... | CPP |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | a = []
for i in range(4):
t = raw_input()
a.append(t)
arr = []
for i in range(4):
arr.append(((len(a[i])-2),i))
arr.sort()
#print arr
mif, mxf = 1,1
for i in range(1,4):
if arr[i][0] < 2*arr[0][0]:
mif = 0
for i in range(0,3):
if 2*arr[i][0] > arr[3][0]:
mxf = 0
def pr(i):
#prin... | PYTHON |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | #include <bits/stdc++.h>
using namespace std;
const int N = 10000;
string v[5];
string ans = "ABCD";
int main() {
for (int i = 0; i < 4; i++) {
getline(cin, v[i]);
v[i].erase(0, 2);
}
vector<int> v1;
for (int i = 0; i < 4; i++) {
bool flag = true;
for (int j = 0; j < 4; j++) {
if (i != j) ... | CPP |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | import java.io.BufferedInputStream;
import java.util.Scanner;
/**
* Created by jizhe on 2015/12/18.
*/
public class TheChildAndHomework {
public static void main(String[] args) {
Scanner in = new Scanner(new BufferedInputStream(System.in));
int[] ls = new int[4];
int max = Integer.MIN_VA... | JAVA |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | import java.util.Scanner;
public class Main {
public static void main(String[] args) {
String st[] = new String[4];
int i,k = 0,flag,t = 0;
int A[] = new int[4];
boolean B[] = new boolean[4];
Scanner s = new Scanner(System.in);
for(i = 0;i < 4;i++){
... | JAVA |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | def main():
a = raw_input()
b = raw_input()
c = raw_input()
d = raw_input()
la = len(a) - 2
lb = len(b) - 2
lc = len(c) - 2
ld = len(d) - 2
lst = [(la, 'A'), (lb, 'B'), (lc,'C'), (ld,'D')]
lst.sort()
ans = 'C'
ans1 = ''
ans2 = ''
if lst[0][0]*2 <= lst[1][0]:
ans1 = lst[0][1]
if lst[3][0] >= lst[2][0]*... | PYTHON |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | from math import *
from random import *
a=[]
for i in range(4):
a.append(input()[2:])
'''
for i in range(4):
print(a[i],len(a[i]))
'''
g=[]
for i in range(4):
flag=1
flag1=1
for j in range(4):
flag=flag and (i==j or len(a[i])>=2*len(a[j]))
flag1=flag1 and (i==j or len(a[i])*2<=len(a[j]))
if (flag or flag1):
... | PYTHON3 |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | a = str(input())
b = str(input())
c = str(input())
d = str(input())
first = len(a)
second = len(b)
third = len(c)
fourth = len(d)
count1 = 0
count2 = 0
count3 = 0
count4 = 0
if(first - 2 >= 2 * (second - 2)):
count1 += 1
if(first - 2 >= 2 * (third - 2)):
count1 += 1
if(first - 2 >= 2 * (fourth - 2)):
... | PYTHON3 |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | #include <bits/stdc++.h>
using namespace std;
struct stu {
int len, id;
} a[5];
int cmp(stu x, stu y) { return x.len > y.len; }
int main() {
char s[150], ans[5] = "ABCD";
for (int i = 0; i <= 3; i++) {
scanf("%s", s);
a[i].len = strlen(s) - 2;
a[i].id = i;
}
sort(a, a + 4, cmp);
bool flag1 = fal... | CPP |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | a = [len(raw_input())-2 for i in 'ABCD']
b = [i for i in xrange(4) if all(a[i]<=a[j]/2 for j in xrange(4) if j!=i) or all(a[i]>=a[j]*2 for j in xrange(4) if j!=i)]
print 'ABCD'[b[0]] if len(b)==1 else 'C' | PYTHON |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | A = raw_input()
B = raw_input()
C = raw_input()
D = raw_input()
strs = [A,B,C,D]
good = []
for i in xrange(4):
bad = False
for j in xrange(4):
if i != j:
if 2 * (len(strs[i]) - 2) > len(strs[j]) - 2:
bad = True
break
if not bad:
good.append(i)
for i in xrange(4):
bad = False
f... | PYTHON |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | #include <bits/stdc++.h>
using namespace std;
int main() {
string s1, s2, s3, s4;
cin >> s1 >> s2 >> s3 >> s4;
int a[4] = {0, 0, 0, 0};
int l1 = s1.length() - 2;
int l2 = s2.length() - 2;
int l3 = s3.length() - 2;
int l4 = s4.length() - 2;
if (l1 >= 2 * l2 && l1 >= 2 * l3 && l1 >= 2 * l4)
a[0]++;
... | CPP |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | answerlist=[]
lengthlist=[]
great=0
finallist=['A','B','C','D']
for i in range(4):
answerlist.append(str(input()))
lengthlist.append(len(answerlist[i])-2)
lengthlist1=lengthlist[:]
lengthlist.sort()
if lengthlist[0]*2<=lengthlist[1]:
great=1
if lengthlist[3]>=lengthlist[2]*2:
if great==1:
grea... | PYTHON3 |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | import java.util.*;
public class Main {
public static void main(String[] args) {
Scanner s = new Scanner (System.in);
int A,B,C,D;
A=s.next().length()-2;
B=s.next().length()-2;
C=s.next().length()-2;
D=s.next().length()-2;
int count=0;
String S="";
if ((A>=B*2 && A>=C*2 && A>=D*2) || (A<=B/2 && A<=C/2 && A<=... | JAVA |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | a = sorted([(len(input()[2::]), 'ABCD'[i]) for i in range(4)])
short = a[0][0] * 2 <= a[1][0]
long = a[3][0] >= a[2][0] * 2
if short and long:
print('C')
elif short:
print(a[0][1])
elif long:
print(a[3][1])
else:
print('C') | PYTHON3 |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | a=input()
b=input()
c=input()
d=input()
lst=[(len(a) - 2 ,"A"),(len(b) - 2,"B"),(len(c) - 2,"C"),(len(d) - 2,"D")]
f1 = 0
f2 = 0
lst.sort(key=lambda x:x[0], reverse=True)
if lst[0][0] >= 2 * lst[1][0]:
f1 = 1
if lst[2][0] >= 2 * lst[3][0]:
f2 = 1
if (f1 and f2) or (not f1 and not f2):
print("C")
elif f1:
... | PYTHON3 |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | a = len(input().split('.')[1])
b = len(input().split('.')[1])
c = len(input().split('.')[1])
d = len(input().split('.')[1])
arr = [a, b, c, d]
one = False
two = False
for i in range(4):
l = arr[i]
c1 = c2 = 0
for j in range(4):
if i != j:
if l <= arr[j]//2:
c1 +=1
... | PYTHON3 |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | import java.util.*;
import java.io.*;
public class Main implements Runnable {
public void solve() throws IOException {
String[] s = new String[4];
for(int i = 0; i < 4; i++){
String cur = nextToken();
s[i] = cur.substring(2);
}
... | JAVA |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | q, t = 0, sorted([(len(input()) - 2, i) for i in 'ABCD'])
if 2 * t[0][0] <= t[1][0]: q += 1
if t[3][0] >= 2 * t[2][0]: q += 2
print(['C', t[0][1], t[3][1], 'C'][q])
| PYTHON3 |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | import java.util.*;
public class Main
{
public static void main(String[] args)
{
Scanner cin=new Scanner(System.in);
String[] xuan=new String[4];
for(int i=0;i<4;i++)
xuan[i]=cin.nextLine();
StringBuilder ans=new StringBuilder();
for(int i=0;i<4;i++)
{
int goal=xuan[i].length()-2;
int flag1=0,fl... | JAVA |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | import java.io.*;
import java.util.*;
public class Main {
public static void main(String[] args) {
InputStream inputStream = System.in;
OutputStream outputStream = System.out;
InputReader in = new InputReader(inputStream);
PrintWriter out = new PrintWriter(outputStream);
Tas... | JAVA |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | #include <bits/stdc++.h>
using namespace std;
const double eps = 1e-9;
const double pi = acos(-1.0);
pair<int, char> a[4];
int main() {
for (int i = 0; i < 4; ++i) {
string second;
cin >> second;
a[i] = make_pair(int((second).size()) - 2, char('A' + i));
}
sort(a, a + 4);
if (a[3].first >= a[2].firs... | CPP |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | //package ff;
import java.util.Scanner;
public class prba {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
// int n = sc.nextInt();
String[] arr = new String[4];
boolean q = true;
String out = "";
for (int i = 0; i < 4; i++)
arr[i] = sc.next();
for (int i = 0; i < 4; i... | JAVA |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | #include <bits/stdc++.h>
using namespace std;
char question[4][100];
int len[4];
int main() {
for (int i = 0; i < 4; i++) {
cin >> question[i];
string s = question[i];
len[i] = s.size() - 2;
}
int count_ = 0;
int index = -1;
for (int i = 0; i < 4; i++) {
int n;
n = len[0];
len[0] = len... | CPP |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 |
import java.io.BufferedReader;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.io.PrintWriter;
import java.util.Arrays;
import java.util.StringTokenizer;
public class Ma... | JAVA |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | import java.util.*;
public class Main
{
public static void main(String[] args)
{
Scanner cin=new Scanner(System.in);
String[] xuan=new String[4];
for(int i=0;i<4;i++)
xuan[i]=cin.nextLine();
StringBuilder ans=new StringBuilder();
for(int... | JAVA |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | #include <bits/stdc++.h>
using namespace std;
int main() {
string a, b, c, d;
bool has_min = false, has_max = false;
int arr[4], a1, b1, c1, d1;
cin >> a >> b >> c >> d;
arr[0] = a.size() - 2;
arr[1] = b.size() - 2;
arr[2] = c.size() - 2;
arr[3] = d.size() - 2;
a1 = arr[0];
b1 = arr[1];
c1 = arr[2... | CPP |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | #include <bits/stdc++.h>
using namespace std;
long long int solve() {
string a, b, c, d;
cin >> a >> b >> c >> d;
long long int l[4];
l[0] = a.size() - 2;
l[1] = b.size() - 2;
l[2] = c.size() - 2;
l[3] = d.size() - 2;
long long int f = 0;
char s;
if ((2 * l[0] <= l[1] && 2 * l[0] <= l[2] && 2 * l[0]... | CPP |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | p=[]
for i in range(4):
p.append(len(str(input(""))))
l={"A":(p[0])-2,"B":(p[1])-2,"C":(p[2])-2,"D":(p[3])-2}
p=sorted(l.items() , key= lambda x:x[1])
if(2*p[0][1]<=p[1][1] and p[-1][1]>=p[-2][1]*2):
print("C")
elif(2*p[0][1]<=p[1][1]):
print(p[0][0])
elif(p[-1][1]>=p[-2][1]*2):
print(p[-1][0])
else:
... | PYTHON3 |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | #include <bits/stdc++.h>
using namespace std;
char c[5] = {'5', 'A', 'B', 'C', 'D'};
int main() {
string str[5];
while (cin >> str[1] >> str[2] >> str[3] >> str[4]) {
int cnt = 0;
int ans;
for (int i = 1; i <= 4; ++i) {
int flag = 1;
for (int j = 1; j <= 4; ++j) {
if (i == j) continu... | CPP |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | #include <bits/stdc++.h>
using namespace std;
vector<pair<int, char> > yara;
string x;
bool WE, LOVE = false;
int main() {
for (int i = 0; i < 4; i++) {
cin >> x;
yara.push_back(make_pair(x.size() - 2, x[0]));
}
sort(yara.begin(), yara.end());
if (2 * yara[0].first <= yara[1].first) {
WE = true;
}... | CPP |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | #include <bits/stdc++.h>
using namespace std;
int main() {
ios::sync_with_stdio(0);
cin.tie(0);
vector<string> A(4);
for (int i = 0; i < 4; i++) {
cin >> A[i];
A[i] = A[i].substr(2);
}
vector<int> B;
for (int i = 0; i < 4; i++) {
bool flag1 = true, flag2 = true;
for (int j = 0; j < 4; j++)... | CPP |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | def main():
CHOICES = ['A', 'B', 'C', 'D']
lines = []
for i in range(4):
lines.append(raw_input())
lengths = []
for line in lines:
lengths.append(len(line) - 2)
greatChoices = []
for i in range(len(lines)):
condition1 = True
condition2 = True
fo... | PYTHON |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | A = input()
B = input()
C = input()
D = input()
arr1 = [A,B,C,D]
arr = []
k=1
w=0
arr.append(len(A)-2)
arr.append(len(B)-2)
arr.append(len(C)-2)
arr.append(len(D)-2)
for i in range(4):
a=0
b=0
for j in range(4):
if i!=j and arr[i]<=int(arr[j]/2):
a=a+1
if i!=j and arr[i]>=2*arr[j]:
b = b+1
if(a==3 or b==3... | PYTHON3 |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | s1=raw_input().split('.')
s2=raw_input().split('.')
s3=raw_input().split('.')
s4=raw_input().split('.')
l1=len(s1[1])
l2=len(s2[1])
l3=len(s3[1])
l4=len(s4[1])
c=[]
if l1>=l2*2 and l1>=l3*2 and l1>=l4*2 or l1<=l2/2 and l1<=l3/2 and l1<=l4/2:
c.append('A')
if l2>=l1*2 and l2>=l3*2 and l2>=l4*2 or l2<=l1/2 and l2<=l3... | PYTHON |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | #!/usr/bin/env python
def pri(i):
if i == 0:
print "A"
if i == 1:
print "B"
if i == 2:
print "C"
if i == 3:
print "D"
if __name__ == "__main__":
lA = raw_input()
lB = raw_input()
lC = raw_input()
lD = raw_input()
a = [len(lA.split(".")[1]), len(lB.split(".")[1]), len(lC.split(".")[1]), len(lD.split... | PYTHON |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | import java.io.InputStreamReader;
import java.io.IOException;
import java.io.BufferedReader;
import java.io.OutputStream;
import java.io.PrintWriter;
import java.util.StringTokenizer;
import java.math.BigInteger;
import java.io.InputStream;
/**
* Built using CHelper plug-in
* Actual solution is at the top
* @author... | JAVA |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | ans=[]
for i in range (4):
ans.append(raw_input().split('.'))
great=[]
a,b,c,d=len(ans[0][1]),len(ans[1][1]),len(ans[2][1]),len(ans[3][1])
if 2*a<=min(b,c,d) or a>=2*max(b,c,d):
great.append('A')
if 2*b<=min(a,c,d) or b>=2*max(a,c,d):
great.append('B')
if 2*c<=min(b,a,d) or c>=2*max(b,a,d):
great.a... | PYTHON |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | a = raw_input()
b = raw_input()
c = raw_input()
d = raw_input()
l = [len(a)-2,len(b)-2,len(c)-2,len(d)-2]
dic={'A':l[0],'B':l[1],'C':l[2],'D':l[3]}
l = sorted(l)
big=0
small=0
count=0
#print l
if l[3]>=l[2]*2:
count+=1
big=1
if 2*l[0]<=l[1]:
count+=1
small=1
if count==1:
if big==1:
print max... | PYTHON |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | import itertools
import sys
from collections import defaultdict, Counter
from math import sqrt
input = sys.stdin.readline
############ ---- Input Functions ---- ############
def inp():
return (int(input()))
def inlt():
return (list(map(int, input().split())))
def insr():
s = input()
return (list(... | PYTHON3 |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 |
def STR(): return list(input())
def INT(): return int(input())
def MAP(): return map(int, input().split())
def MAP2():return map(float,input().split())
def LIST(): return list(map(int, input().split()))
def STRING(): return input()
import string
import sys
from heapq import heappop , heappush
from bisect import *
from... | PYTHON3 |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | #include <bits/stdc++.h>
using namespace std;
struct predicate {
bool operator()(const pair<char, int> &left, const pair<char, int> &right) {
return left.second < right.second;
}
};
int main() {
string s1, s2, s3, s4;
vector<pair<char, int>> v;
bool x = false;
double size1, size2, size3, size4, res0, re... | CPP |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | #include <bits/stdc++.h>
using namespace std;
string a, b, c, d;
int len[5], ans;
bool check(int x) {
int flag1 = 1, flag2 = 1;
for (int i = 1; i <= 4; i++)
if (i != x && len[x] < len[i] * 2) flag1 = 0;
for (int i = 1; i <= 4; i++)
if (i != x && len[x] > len[i] / 2) flag2 = 0;
return flag1 | flag2;
}
in... | CPP |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | a = sorted([(len(input())-2,i) for i in 'ABCD'])
g = ""
if a[0][0]*2 <= a[1][0]:
g += a[0][1]
if a[3][0] >= 2 * a[2][0]:
g += a[3][1]
if len(g) == 1:
print(g)
else :
print("C") | PYTHON3 |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | import java.io.*;
import java.util.*;
import java.math.*;
public class p437a {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int[] a = new int[4];
int[] b = new int[4];
String[] str = new String[4];
int check = -1;
for (int i = 0; i < ... | JAVA |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | def main():
l = []
c = []
for i in range(4):
l.append(input()[2:])
c.append(len(l[-1]))
g = [False] * 4
for i in range(4):
longer = 0
shorter = 0
for j in range(4):
if i == j:
continue
if c[i] <= c[j] // 2:
... | PYTHON3 |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | import java.io.*;
import java.lang.*;
import java.util.*;
public class Main {
public static void main(String[] args) throws IOException {
InputReader reader = new InputReader(System.in);
PrintWriter writer = new PrintWriter(System.out, true);
try {
Task task = new Task();
task.solve(reader, ... | JAVA |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | #include <bits/stdc++.h>
using namespace std;
string ss[] = {"A", "B", "C", "D"};
int main() {
ios_base::sync_with_stdio(0);
string s[4];
cin >> s[0];
cin >> s[1];
cin >> s[2];
cin >> s[3];
int a[4];
int b[4];
a[0] = s[0].length() - 2;
a[1] = s[1].length() - 2;
a[2] = s[2].length() - 2;
a[3] = s... | CPP |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | '''
Created on 2016年3月4日
@author: HaoGe
'''
choise=[]
for i in range(4):
ci=input()
choise.append( [ len(ci)-2, ci[0] ] )
choise.sort()
if 2*choise[0][0]<=choise[1][0] and choise[3][0]<2*choise[2][0]:
print(choise[0][1])
elif choise[3][0]>=2*choise[2][0] and 2*choise[0][0]>choise[1][0]:
print(choise[3]... | PYTHON3 |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | import operator
def main():
h = {}
for x in range(4):
input = raw_input()
h[input] = len(input.split('.')[1])
sort = sorted(h.iteritems(), key=operator.itemgetter(1))
count = 0
ans = None
if sort[0][1]*2 <= sort[1][1]:
count += 1
ans = sort[0][0].split('.')[0]
... | PYTHON |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | def main():
l = []
for _ in range(4):
n, s = input().split('.')
l.append((len(s), n))
a, b, c, d = sorted(l)
res = ['C']
if a[0] * 2 <= b[0]:
res.append(a[1])
if c[0] * 2 <= d[0]:
res.append(d[1])
print(res[(len(res) - 1) & 1])
if __name__ == '__main__':
... | PYTHON3 |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | s = []
length = [0 for i in range(4)]
for i in range(4):
s.append(input()[2:])
length[i] = len(s[i])
var = []
for i in range(4):
if length[i] >= 2*max(length[:i] + length[i+1:]) or \
length[i] <= min(length[:i] + length[i+1:])//2:
var.append(i)
if len(var) == 1:
print(chr(ord('A') + var... | PYTHON3 |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | Q = [("A", raw_input()[2:]), ("B", raw_input()[2:]), ("C", raw_input()[2:]), ("D", raw_input()[2:])]
nQ = [n[1] for n in Q]
great = []
for id, n in Q:
ln = len(n)
for _, z in Q:
if z != n:
# Twice shorter
if len(z) / ln >= 2:
pass
else:
... | PYTHON |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | l1=list(str(input()))
l2=list(str(input()))
l3=list(str(input()))
l4=list(str(input()))
c=[]
if (len(l1)-2>=(2*(len(l2)-2)) and len(l1)-2>=(2*(len(l3)-2)) and len(l1)-2>=(2*(len(l4)-2))) or (len(l2)-2>=(2*(len(l1)-2)) and len(l3)-2>=(2*(len(l1)-2)) and len(l4)-2>=(2*(len(l1)-2))):
c.append(1)
else:
c.append(0)
... | PYTHON3 |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 |
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.util.Arrays;
import java.util.StringTokenizer;
public class Main {
public static void main(String args[]) throws NumberFormatException,IOException {
Stdin in = new Stdin();
Prin... | JAVA |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | lis=[]
for i in range(4):
lis.append(len(input())-2)
pos=[]
if (lis[1]//lis[0]>=2 and lis[2]//lis[0]>=2 and lis[3]//lis[0]>=2) or \
(lis[0]//lis[1]>=2 and lis[0]//lis[2]>=2 and lis[0]//lis[3]>=2):
pos.append('A')
if (lis[0]//lis[1]>=2 and lis[2]//lis[1]>=2 and lis[3]//lis[1]>=2) or \
(lis[1]//lis[0]>=2 an... | PYTHON3 |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | #include <bits/stdc++.h>
using namespace std;
bool compare(pair<string, long long> p, pair<string, long long> q) {
return p.second > q.second;
}
bool mcompare(pair<string, long long> p, pair<string, long long> q) {
return p.second < q.second;
}
int32_t main() {
ios_base::sync_with_stdio(false);
cin.tie(NULL);
... | CPP |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | #include <bits/stdc++.h>
using namespace std;
char r(int x) {
if (x == 0)
return 'A';
else if (x == 1)
return 'B';
else if (x == 2)
return 'C';
else
return 'D';
return ' ';
}
int main() {
vector<string> all(4);
int min, max;
int maxp = 0;
int minp = 0;
for (int i = 0; i < 4; i++) {
... | CPP |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | #include <bits/stdc++.h>
using namespace std;
long long MOD = 1e9 + 7, MAX = 1e18;
struct wins {
int st;
int en;
};
bool prime[1000001];
void Sieve(int n) {
n = 1000000;
memset(prime, true, sizeof(prime));
for (int p = 2; p * p <= n; p++) {
if (prime[p] == true) {
for (int i = p * p; i <= n; i += p)... | CPP |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.StringTokenizer;
public class CF437A {
public static void main(String[] args) {
FastReader input = new FastReader();
PrintWriter pw =... | JAVA |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | '''input
A._
B.__
C.____
D.________
'''
i = sorted(enumerate([len(input()) - 2 for _ in range(4)]), key=lambda x: x[1])
a, b = False, False
if all(2*i[0][1] <= i[x][1] for x in range(1, 4)):
a = True
if all(i[3][1] >= 2*i[y][1] for y in range(3)):
b = True
if a == b:
print("C")
elif a == True:
print("ABCD"[i[0][0]]... | PYTHON3 |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | #include <bits/stdc++.h>
using namespace std;
string ss[200];
int main() {
pair<int, char> p[200];
for (int i = 1; i <= 4; i++) {
cin >> ss[i];
p[i].first = ss[i].size() - 2;
p[i].second = char(i + 64);
}
sort(p + 1, p + 5);
if (p[1].first * 2 <= p[2].first && p[3].first * 2 > p[4].first)
cout... | CPP |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | #include <bits/stdc++.h>
using namespace std;
int main() {
string s;
char mi, ma;
int max = 0, min = INT_MAX;
pair<int, char> p[4];
for (int i = 0; i < 4; ++i) {
cin >> s;
p[i].first = s.length() - 2;
p[i].second = s[0];
}
sort(p, p + 4);
int flag1 = 0, flag2 = 0;
for (int j = 1; j < 4; ++... | CPP |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | if __name__ == '__main__':
lines = list()
for i in range(4):
lines.append([len(str(input())) - 2, i])
lines.sort(key=lambda x: x[0])
values = list()
if lines[0][0] * 2 <= lines[1][0]:
values.append(lines[0][1])
if lines[2][0] * 2 <= lines[3][0]:
values.append(lines[3][1])... | PYTHON3 |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | import java.util.Scanner;
public class TheChildAndHomework {
public static void main(String[] args) {
Scanner scan = new Scanner(System.in);
String temp;
int[] v = new int[4];
int[] d = new int[4];
int[] r = new int[4];
for (int i = 0; i < 4; i++) {
temp = scan.nextLine();
v[i] = temp.length() - 2;
... | JAVA |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | import sys
if __name__ == '__main__':
a = len(sys.stdin.readline().strip()[2:])
b = len(sys.stdin.readline().strip()[2:])
c = len(sys.stdin.readline().strip()[2:])
d = len(sys.stdin.readline().strip()[2:])
data = [(a, 'A'),(b, 'B'),(c, 'C'),(d, 'D')]
data.sort(key=lambda x:x[0])
start = dat... | PYTHON |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | # python 3
"""
"""
from operator import itemgetter
def the_child_and_homework(answers_list: list) -> str:
answers_list.sort(key=itemgetter(1))
# print(answers_list)
min_len = answers_list[0][1]
choice = ""
choices = ""
if min_len == answers_list[1][1]:
choice = "C"
else:
if... | PYTHON3 |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | a = []
k = 0
for i in range(4):
a.append(str(input())[2:])
for i in range(4):
shorter, longer = True, True
for j in range(4):
if i != j:
if len(a[i]) * 2 > len(a[j]):
shorter = False
if len(a[j]) * 2 > len(a[i]):
longer = False
if longer or... | PYTHON3 |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | #include <bits/stdc++.h>
using namespace std;
int main() {
char s[5][110];
int len[5], mark, i, j, num, temp, k;
int c[5] = {0};
for (i = 1; i <= 4; i++) gets(s[i]);
for (i = 1; i <= 4; i++) len[i] = strlen(s[i]) - 2;
num = 0;
for (i = 1; i <= 4; i++) {
temp = 0;
for (j = 1; j <= 4; j++)
if ... | CPP |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | choice = ['A', 'B', 'C', 'D']
size = []
min_, max_, great, index = float("inf"), float("-inf"), 0, 0
for i in range(4):
ch = input()[2:]
size.append((len(ch), i+1))
min_, max_ = min(len(ch), min_), max(len(ch), max_)
size.sort()
if min_ <= size[1][0]//2:
great += 1
index = size[0][1]
if max_ >= size... | PYTHON3 |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | k = lambda x: len(x)-2
c = sorted([raw_input() for i in range(4)], key=k)
l = map(k,c)
f,g = 2*l[0] <= l[1], 2*l[2] <= l[3]
if f and not g:
print c[0][0]
elif g and not f:
print c[3][0]
else:
print 'C'
| PYTHON |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | # http://codeforces.com/problemset/problem/437/A
def getIndex(n):
if n == 0:
return "A"
elif n == 1:
return "B"
elif n == 2:
return "C"
else:
return "D"
inp = []
for i in range(4):
a = input()
inp += [a.split(".")[1]]
li = []
for x in inp:
li += [len(x)]
sho... | PYTHON3 |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | from operator import itemgetter
list = {}
list['A'] =len(raw_input(""))-2
list['B'] =len(raw_input(""))-2
list['C'] =len(raw_input(""))-2
list['D'] =len(raw_input(""))-2
v=sorted(list.values())
if v[3]/v[2] >= 2 :
if v[1]/v[0] >= 2 :
print 'C'
else :
for i in list :
if lis... | PYTHON |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | #include <bits/stdc++.h>
using namespace std;
string s[4];
bool so(int idx) {
bool k1 = 1, k2 = 1;
for (int i = 0; i < 4; i++)
if (i != idx)
k1 &= (s[idx].size() - 2) >= 2 * (s[i].size() - 2),
k2 &= 2 * (s[idx].size() - 2) <= (s[i].size() - 2);
return k1 || k2;
}
int main() {
int n = 4;
fo... | CPP |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | #include <bits/stdc++.h>
using namespace std;
int main() {
string s1, s2, s3, s4;
cin >> s1 >> s2 >> s3 >> s4;
vector<pair<int, char> > a(4);
a[0].first = s1.size() - 2;
a[0].second = 'A';
a[1].first = s2.size() - 2;
a[1].second = 'B';
a[2].first = s3.size() - 2;
a[2].second = 'C';
a[3].first = s4.s... | CPP |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | str1 = raw_input()
str2 = raw_input()
str3 = raw_input()
str4 = raw_input()
l = [str1[2::],str2[2::],str3[2::],str4[2::]]
l2 = [str1,str2,str3,str4]
m = 0
n = 1000
saida1 = ""
saida2 = ""
for i in range(4):
if len(l[i]) > m:
m = len(l[i])
saida1 = l2[i]
if len(l[i]) < n:
n = len(l[i])
... | PYTHON |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 |
import java.util.*;
public class C437 {
public static void main(String[] args) {
Scanner sc= new Scanner(System.in);
String s1=sc.next();
String s2=sc.next();
String s3=sc.next();
String s4=sc.next();
int len1=s1.length()-2;
int len2=s2.length()-2;
i... | JAVA |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | import java.util.ArrayList;
import java.util.Scanner;
public class T437A {
public String solve(String[] a) {
int[] l = new int[4];
for (int i = 0; i < 4; i ++) l[i] = a[i].length() - 2;
ArrayList<Integer> ans = new ArrayList<Integer>();
for (int i = 0; i < 4; i ++) {
boolean f1 = true;
boolean f2 =... | JAVA |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.Scanner;
import java.util.StringTokenizer;
/**
* Created with IntelliJ IDEA.
* User: AUtemuratov
* Date: 07.04.14
* Time: 15:43
* To change this template use File | Settings | ... | JAVA |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | #include <bits/stdc++.h>
using namespace std;
char st[4][150] = {0};
int main() {
int minn = 100000000, maxx = 0, bj1 = 0, bj2 = 0, i, j, k, l, s, t, k1 = 0,
k2 = 0, result = -1;
int a[4];
for (i = 0; i <= 3; i++) {
gets(st[i]);
a[i] = strlen(st[i]) - 2;
if (minn > a[i]) minn = a[i], k1 = i;
... | CPP |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | a = len((raw_input()))-2
b = len((raw_input()))-2
c = len((raw_input()))-2
d = len((raw_input()))-2
l = []
for i in xrange(102):
l.append(0)
l[a]+=1
l[b]+=1
l[c]+=1
l[d]+=1
ans = []
ch = 0
if ch:
print "C"
else:
if (a <= b/2 and a <= c/2 and a <= d/2) or (a >= 2*b and a >= c*2 and a >= d*2):
ans.ap... | PYTHON |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | variants = [len(input()[2:]) for i in range(4)]
is_awesome = [1]*4
for i in range(4):
for j in range(4):
if i != j and (not variants[i] * 2 <= variants[j]):
is_awesome[i] = 0
if not is_awesome[i]:
is_awesome[i] = 1
for j in range(4):
if i != j and (not variants[i]... | PYTHON3 |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | #include <bits/stdc++.h>
#pragma comment(linker, "/STACK:512000000")
using namespace std;
template <class telem>
telem MAX(telem a, telem b) {
return (a > b) ? a : b;
}
template <class telem>
telem MIN(telem a, telem b) {
return (a < b) ? a : b;
}
template <class telem>
telem GCD(telem a, telem b) {
return b ? GC... | CPP |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | a = raw_input()
b = raw_input()
c = raw_input()
d = raw_input()
a_length = len(a) - 2
b_length = len(b) - 2
c_length = len(c) - 2
d_length = len(d) - 2
tuple_a = (a_length,a[2:], 'A')
tuple_b = (b_length, b[2:], 'B')
tuple_c = (c_length, c[2:], 'C')
tuple_d = (d_length, d[2:], 'D')
tuples = [tuple_a, tuple_b, tuple_... | PYTHON |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | #include <bits/stdc++.h>
#pragma GCC optimize("unroll-loops,no-stack-protector")
#pragma GCC target("sse,sse2,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")
using namespace std;
const int MOD = 1e9 + 7;
const int INF32 = 1 << 30;
const long long INF64 = 1LL << 60;
void solve() {
string A, B, C, D;
cin >> A >> B >> C >... | CPP |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | #include <bits/stdc++.h>
using namespace std;
int main() {
char s[4][105];
int len[4], i, j, c = 0, ans;
bool greatest = 1, least = 1;
for (i = 0; i < 4; i++) {
cin >> s[i];
len[i] = strlen(s[i]) - 2;
}
for (i = 0; i < 4; i++) {
greatest = 1;
least = 1;
for (j = 0; j < 4; j++) {
if... | CPP |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | __author__ = 'asmn'
import sys
#sys.stdin = open('in')
description = [chr(i + ord('A')) + input().strip()[3:] for i in range(4)]
description.sort(key=lambda s: len(s))
long_exist = (len(description[3]) >= len(description[2]) * 2)
short_exist = (len(description[0]) * 2 <= len(description[1]))
if long_exist and not s... | PYTHON3 |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | import java.util.*;
public class Main {
public static void main(String[] args){
solve();
return;
}
static void solve(){
Scanner scn = new Scanner(System.in);
String[] d = new String[4];
int[] l = new int[4];
for(int i=0;i<4;i++){
d[i] = scn.nextLine();
l[i] = d[i].length()-2;
}
int lcount=0;
... | JAVA |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | s1=input()
s2=input()
s3=input()
s4=input()
l1=len(s1)-2
l2=len(s2)-2
l3=len(s3)-2
l4=len(s4)-2
ll=[[l1,"A"],[l2,"B"],[l3,"C"],[l4,"D"]]
ll.sort()
if(ll[0][0]<=ll[1][0]/2 and ll[-1][0]>=ll[-2][0]*2):
print("C")
elif(ll[0][0]<=ll[1][0]/2):
print(ll[0][1])
elif(ll[-1][0]>=ll[-2][0]*2):
print(ll[-1][1])
else:
... | PYTHON3 |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.Scanner;
public class A {
public static void main(String[] args) {
Scanner in = new Scanner(System.in);
String s;
ArrayList<Node> size = new ArrayList<Node>();
for (int i = 0; i < 4; i++) {
s = in.next();
... | JAVA |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | import java.util.Scanner;
public class JavaApplication2 {
public static void main(String[] args) {
Scanner sc=new Scanner(System.in);
String s=sc.nextLine();
String a=s.substring(2,s.length());
s=sc.nextLine();
String b=s.substring(2,s.length());
s=sc.nextLine();
... | JAVA |
437_A. The Child and Homework | Once upon a time a child got a test consisting of multiple-choice questions as homework. A multiple-choice question consists of four choices: A, B, C and D. Each choice has a description, and the child should find out the only one that is correct.
Fortunately the child knows how to solve such complicated test. The chi... | 2 | 7 | import java.io.*;
import java.util.ArrayList;
import java.util.List;
public class Task437A {
public static void main(String... args) throws NumberFormatException,
IOException {
Solution.main(System.in, System.out);
}
static class Scanner {
private final BufferedReader br;
... | JAVA |
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