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| s=0 | |
| for i in range(1000): | |
| if i % 3 == 0 or i % 5 == 0: | |
| s+=i | |
| print s |
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| def sumDivisibleBy(n): | |
| p=int(999/n) | |
| return n * (p * (p + 1)) / 2 | |
| s=int(sumDivisibleBy(3) + sumDivisibleBy(5) - sumDivisibleBy(15)) | |
| print(s) |
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| /** | |
| * | |
| * @author i88.ca | |
| */ | |
| public class ProjectEuler1 { | |
| public static void main(String[] args) { | |
| int s = sumDivisibleBy(3) + sumDivisibleBy(5) - sumDivisibleBy(15); | |
| System.out.println(s); |
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| p,c=0,1 | |
| s=0 | |
| print s | |
| while c<4000000: | |
| print c | |
| if c%2 ==0: | |
| s=s+c | |
| print s | |
| p,c=c,p+c | |
| print s |
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| #!/usr/bin/python | |
| import MySQLdb | |
| conn = MySQLdb.connect (host = "host", | |
| user = "us", | |
| passwd = "pass", | |
| db = "yourDB") | |
| cursor = conn.cursor (MySQLdb.cursors.DictCursor ) | |
| cursor.execute ("SELECT * from yourTable") |
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| package euler; | |
| /** | |
| * @author <a href="http://i88.ca">http://i88.ca</a> | |
| * | |
| */ | |
| public class P2 { | |
| public static void main(String[] args) { | |
| int a = 1; |
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| def lpf(x): | |
| lpf = 2; | |
| while (x > lpf): | |
| if (x%lpf==0): | |
| x = x/lpf | |
| lpf = 2 | |
| else: | |
| lpf+=1; | |
| print("Largest Prime Factor: %d" % (lpf)); |
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| package euler; | |
| /** | |
| * @author i88.ca | |
| * | |
| */ | |
| public class P4 { | |
| public static int reverse(int number) { | |
| // reverse function of String is applicable too. |
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| def is_palindrome(n): | |
| """Return True if n is a palindrome; False otherwise.""" | |
| s = str(n) | |
| return s == s[::-1] | |
| from itertools import product | |
| print max(x * y for x, y in product(range(1000), repeat=2) if is_palindrome(x * y)) |
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| i=19 | |
| while 1: | |
| i=i+19 | |
| if i%17 !=0: | |
| continue | |
| if i%16 !=0: | |
| continue | |
| if i%15 !=0: | |
| continue | |
| if i%14 !=0: |