def findThis(number, memorySafe=True, singleDigits=True, upto=100):
You are currently reading a thread in /g/ - Technology
def findThis(number, memorySafe=True, singleDigits=True, upto=100):
constructRetVal = lambda x_, y_, op_: "{} {} {} = {}".format(x_, op_, y_, number)
symbols = ["%", "^", "&", "*", "-", "+", ">>", "/"]
if not memorySafe:
symbols += ["<<", "**"]
iterRange = range(10) if singleDigits else range(upto)
found = []
for x in iterRange:
for y in iterRange:
for operator in symbols:
evalConstruct = "x {} y".format(operator)
try:
if eval(evalConstruct) == number:
found.append(constructRetVal(x, y, operator))
except ZeroDivisionError:
pass
return found
# Demonstration
# >>> findThis(69, singleDigits=False)
# ['0 ^ 69 = 69',
# '0 + 69 = 69',
# '1 ^ 68 = 69',
# '1 + 68 = 69',
# '1 * 69 = 69',
# '2 + 67 = 69',
# ...
# ...
# ...
# '87 ^ 18 = 69',
# '87 - 18 = 69',
# '87 & 69 = 69',
# '87 & 77 = 69',
# '88 - 19 = 69',
# '88 ^ 29 = 69',
# '89 - 20 = 69',
// C++ is the same as C so whatevs
#include <cstdlib>
#include <iostream>
#define z std
#define a 5
#define f cout
#define g endl
#define n cin
#define o sizeof
#define p (int*)&c
#define r int
#define s const int*
#define t const void*
#define u size_t
#define v return
#define w main
#define x qsort
#define y "Later:"
void b(r c[a][a]){for(r d=0;d<a;d++){for(r e=0;e<a;e++){z::f<<c[d][e]<<' ';}z::f<<z::g;}}
r h(t i,t j){s k=(s)i;s l=(s)j;for(u m=0;m<a;m++){if(k[m]<l[m]){v -1;}if(k[m]>l[m]){v +1;}}v 0;}
r w(){r c[a][a];r d = 0;while(z::n>>c[d/a][d%a]&&++d<a*a);b(c);x(p,a,o(r[a]),h);z::f<<y<<z::g;b(c);v 0;}
δ=0xffffffff
λ=ord
μ=lambda x,k:(((x)<<(k))|((x)>>(32-(k))))
def m_(a,b,c):
a&=δ;b&=δ;c&=δ
a-=c;a&=δ;a^=μ(c,4); a&=δ;c+=b;c&=δ
b-=a;b&=δ;b^=μ(a,6); b&=δ;a+=c;a&=δ
c-=b;c&=δ;c^=μ(b,8); c&=δ;b+=a;b&=δ
a-=c;a&=δ;a^=μ(c,16);a&=δ;c+=b;c&=δ
b-=a;b&=δ;b^=μ(a,19);b&=δ;a+=c;a&=δ
c-=b;c&=δ;c^=μ(b,4); c&=δ;b+=a;b&=δ
return a,b,c
def f_(a,b,c):
a&=δ;b&=δ;c&=δ
c^=b;c&=δ;c-=μ(b,14);c&=δ
a^=c;a&=δ;a-=μ(c,11);a&=δ
b^=a;b&=δ;b-=μ(a,25);b&=δ
c^=b;c&=δ;c-=μ(b,16);c&=δ
a^=c;a&=δ;a-=μ(c,4);a&=δ
b^=a;b&=δ;b-=μ(a,14);b&=δ
c^=b;c&=δ;c-=μ(b,24);c&=δ
return a,b,c
def h2_(ζ,iv=0,iv2=0):
_l=σ=len(ζ)
a=b=c=(0xdeadbeef+(_l)+iv)
c+=initval2;c&=δ
p=0
while σ > 12:
a+=(λ(ζ[p+0])+(λ(ζ[p+1])<<8)+(λ(ζ[p+2])<<16)+(λ(ζ[p+3])<<24));a&=δ
b+=(λ(ζ[p+4])+(λ(ζ[p+5])<<8)+(λ(ζ[p+6])<<16)+(λ(ζ[p+7])<<24));b&=δ
c+=(λ(ζ[p+8])+(λ(ζ[p+9])<<8)+(λ(ζ[p+10])<<16)+(λ(ζ[p+11])<<24));c&=δ
a,b,c=m_(a,b,c)
p+=12
σ-=12
1/?
>>53892112if σ==12:c+=(λ(ζ[p+8])+(λ(ζ[p+9])<<8)+(λ(ζ[p+10])<<16)+(λ(ζ[p+11])<<24));b+=(λ(ζ[p+4])+(λ(ζ[p+5])<<8)+(λ(ζ[p+6])<<16)+(λ(ζ[p+7])<<24));a+=(λ(ζ[p+0])+(λ(ζ[p+1])<<8)+(λ(ζ[p+2])<<16)+(λ(ζ[p+3])<<24));
if σ==11:c+=(λ(ζ[p+8])+(λ(ζ[p+9])<<8)+(λ(ζ[p+10])<<16));b+=(λ(ζ[p+4])+(λ(ζ[p+5])<<8)+(λ(ζ[p+6])<<16)+(λ(ζ[p+7])<<24));a+=(λ(ζ[p+0])+(λ(ζ[p+1])<<8)+(λ(ζ[p+2])<<16)+(λ(ζ[p+3])<<24));
if σ==10:c+=(λ(ζ[p+8])+(λ(ζ[p+9])<<8));b+=(λ(ζ[p+4])+(λ(ζ[p+5])<<8)+(λ(ζ[p+6])<<16)+(λ(ζ[p+7])<<24));a+=(λ(ζ[p+0])+(λ(ζ[p+1])<<8)+(λ(ζ[p+2])<<16)+(λ(ζ[p+3])<<24));
if σ==9:c+=(λ(ζ[p+8]));b+=(λ(ζ[p+4])+(λ(ζ[p+5])<<8)+(λ(ζ[p+6])<<16)+(λ(ζ[p+7])<<24));a+=(λ(ζ[p+0])+(λ(ζ[p+1])<<8)+(λ(ζ[p+2])<<16)+(λ(ζ[p+3])<<24));
if σ==8:b+=(λ(ζ[p+4])+(λ(ζ[p+5])<<8)+(λ(ζ[p+6])<<16)+(λ(ζ[p+7])<<24));a+=(λ(ζ[p+0])+(λ(ζ[p+1])<<8)+(λ(ζ[p+2])<<16)+(λ(ζ[p+3])<<24));
if σ==7:b+=(λ(ζ[p+4])+(λ(ζ[p+5])<<8)+(λ(ζ[p+6])<<16));a+=(λ(ζ[p+0])+(λ(ζ[p+1])<<8)+(λ(ζ[p+2])<<16)+(λ(ζ[p+3])<<24));
if σ==6:b+=((λ(ζ[p+5])<<8)+λ(ζ[p+4]));a+=(λ(ζ[p+0])+(λ(ζ[p+1])<<8)+(λ(ζ[p+2])<<16)+(λ(ζ[p+3])<<24))
if σ==5:b+=(λ(ζ[p+4]));a+=(λ(ζ[p+0])+(λ(ζ[p+1])<<8)+(λ(ζ[p+2])<<16)+(λ(ζ[p+3])<<24));
if σ==4:a+=(λ(ζ[p+0])+(λ(ζ[p+1])<<8)+(λ(ζ[p+2])<<16)+(λ(ζ[p+3])<<24))
if σ==3:a+=(λ(ζ[p+0])+(λ(ζ[p+1])<<8)+(λ(ζ[p+2])<<16))
if σ==2:a+=(λ(ζ[p+0])+(λ(ζ[p+1])<<8))
if σ==1:a+=λ(ζ[p+0])
a&=δ;b&=δ;c&=δ
if σ==0:return c,b
a,b,c=f_(a,b,c)
return c,b
def h_(data,initval=0):
c,b=h2_(data,initval,0)
return c
2/3
>>53892132if __name__=="__main__":
import sys
hashstr ='the memes make me scream'
hashstr2='the meams make me creams'
hash,hash2=h2_(hashstr,0xdeadbeef,0xdeadbeef)
print('"%s": %x %x' % (hashstr,hash,hash2))
hash=h_(hashstr,0)
print('"%s": %x' % (hashstr,hash))
hash,hash2=h2_(hashstr2,0xdeadbeef,0xdeadbeef)
print('"%s": %x %x' % (hashstr2,hash,hash2))
hash=h_(hashstr2,0)
print('"%s": %x' % (hashstr2,hash))
>>53891985
That's a pretty bad shoop of someone's knee