10 files changed, 155 insertions, 0 deletions
diff --git a/src/projecteuler/001.py b/src/projecteuler/001.py
new file mode 100644
index 0000000..dd1cbc6
--- /dev/null
+++ b/src/projecteuler/001.py
@@ -0,0 +1,7 @@
+result = 0
+
+for i in range(1,1000):
+	if i % 3 == 0 or i % 5 == 0:
+		result += i
+
+print result
diff --git a/src/projecteuler/002.c b/src/projecteuler/002.c
new file mode 100644
index 0000000..7a16a80
--- /dev/null
+++ b/src/projecteuler/002.c
@@ -0,0 +1,20 @@
+int main()
+{
+	int previous = 1, next = 2;
+	int sum = 0, tmp = 0;
+
+	while(next <= 4000000)
+	{
+		if(!(next & 1))
+			sum += next;
+
+		tmp = next;
+		next += previous;
+		previous = tmp;
+	}
+
+	printf("%ld\n", sum);
+
+	return 0;
+}
+
diff --git a/src/projecteuler/003.py b/src/projecteuler/003.py
new file mode 100644
index 0000000..c5b3036
--- /dev/null
+++ b/src/projecteuler/003.py
@@ -0,0 +1,9 @@
+number = 600851475143
+
+i = 3
+while(i < number):
+	while(number % i == 0 and number != i):
+		number = number / i
+	i += 2
+
+print number
diff --git a/src/projecteuler/004.py b/src/projecteuler/004.py
new file mode 100644
index 0000000..ac655d0
--- /dev/null
+++ b/src/projecteuler/004.py
@@ -0,0 +1,23 @@
+max = 0
+
+def palindrom(number):
+	tmp = number
+	new = 0
+	while(tmp > 0):
+		new *= 10
+		new += tmp % 10
+		tmp = tmp / 10
+	
+	if new == number:
+		return True
+	else:
+		return False
+
+
+for i in range(1,1000):
+	for j in range(1,1000):
+		if palindrom(i*j) and i*j > max:
+			max = i*j
+
+print max
+
diff --git a/src/projecteuler/005.py b/src/projecteuler/005.py
new file mode 100644
index 0000000..545f7b7
--- /dev/null
+++ b/src/projecteuler/005.py
@@ -0,0 +1,17 @@
+def divisible(number):
+	result = True
+	for i in range(1,21):
+		if number % i != 0:
+			result = False
+			break
+	return result
+
+number = 20
+
+while(True):
+	if divisible(number):
+		break
+	number += 20
+
+print number
+
diff --git a/src/projecteuler/006.py b/src/projecteuler/006.py
new file mode 100644
index 0000000..2010877
--- /dev/null
+++ b/src/projecteuler/006.py
@@ -0,0 +1,13 @@
+def sum_of_squares(limit):
+	result = 0
+	for i in range(1, limit+1):
+		result += i*i
+	return result
+
+def square_of_sums(limit):
+	result = 0
+	for i in range(1, limit+1):
+		result += i
+	return result*result
+
+print abs(sum_of_squares(100) - square_of_sums(100))
diff --git a/src/projecteuler/008.py b/src/projecteuler/008.py
new file mode 100644
index 0000000..002b958
--- /dev/null
+++ b/src/projecteuler/008.py
@@ -0,0 +1,22 @@
+number = 7316717653133062491922511967442657474235534919493496983520312774506326239578318016984801869478851843858615607891129494954595017379583319528532088055111254069874715852386305071569329096329522744304355766896648950445244523161731856403098711121722383113622298934233803081353362766142828064444866452387493035890729629049156044077239071381051585930796086670172427121883998797908792274921901699720888093776657273330010533678812202354218097512545405947522435258490771167055601360483958644670632441572215539753697817977846174064955149290862569321978468622482839722413756570560574902614079729686524145351004748216637048440319989000889524345065854122758866688116427171479924442928230863465674813919123162824586178664583591245665294765456828489128831426076900422421902267105562632111110937054421750694165896040807198403850962455444362981230987879927244284909188845801561660979191338754992005240636899125607176060588611646710940507754100225698315520005593572972571636269561882670428252483600823257530420752963450
+
+max = 0
+
+while(number > 0):
+	tmp = number
+	digit1 = tmp % 10
+	tmp = tmp / 10
+	digit2 = tmp % 10
+	tmp = tmp / 10
+	digit3 = tmp % 10
+	tmp = tmp / 10
+	digit4 = tmp % 10
+	tmp = tmp / 10
+	digit5 = tmp % 10
+	tmp = tmp / 10
+	number = number / 10
+	product = digit1 * digit2 * digit3 * digit4 * digit5
+	if product > max:
+		max = product
+
+print max
diff --git a/src/projecteuler/016.py b/src/projecteuler/016.py
new file mode 100644
index 0000000..d83451e
--- /dev/null
+++ b/src/projecteuler/016.py
@@ -0,0 +1,9 @@
+number = 1 << 1000
+
+sum = 0
+
+while(number > 0):
+	sum += number % 10
+	number = number / 10
+
+print sum
diff --git a/src/projecteuler/020.py b/src/projecteuler/020.py
new file mode 100644
index 0000000..451d614
--- /dev/null
+++ b/src/projecteuler/020.py
@@ -0,0 +1,16 @@
+def fac(limit):
+	result = 1
+	for i in range(1, limit+1):
+		result *= i
+	return result
+
+number = fac(100)
+
+sum = 0
+
+while(number > 0):
+	sum += number % 10
+	number = number / 10
+
+print sum
+
diff --git a/src/projecteuler/025.py b/src/projecteuler/025.py
new file mode 100644
index 0000000..b69bddc
--- /dev/null
+++ b/src/projecteuler/025.py
@@ -0,0 +1,19 @@
+import math
+
+def digits(number):
+	return math.ceil(math.log10(number+1))
+
+prev = 1
+next = 1
+count = 2
+
+while(True):
+	if(digits(next) >= 1000):
+		break
+	tmp = next
+	next += prev
+	prev = tmp
+	count += 1
+
+print count
+