Language Details: PHP

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linguo (1 set)
runTarm (3 sets)
filix (1 set)
Keno (6 sets)
DDPAlphaTiger1 (1 set)
mikenz (10 sets)
chc (3 sets)
GuiltyBystander (11 sets)
fadeout (6 sets)
bslagter (7 sets)
daskalou (9 sets)
Takkie (7 sets)
Otaku (2 sets)
Snake.VS (7 sets)
shved (6 sets)
Denis (6 sets)
seiryo (2 sets)
esense (4 sets)
yscik (4 sets)
Robbie (5 sets)
phpCoder (6 sets)
segalerez (6 sets)
cpeter (7 sets)
blueMaster (4 sets)
derekhsu (8 sets)		herbi (5 sets)
clemos (6 sets)
nyirocsaby (4 sets)
quietvn (4 sets)
F.L.A.M (6 sets)
stlim (7 sets)
holdfenytolvaj (6 sets)
tom.coder (6 sets)
nuttyroll (5 sets)
onedeed81 (6 sets)
crtlib (5 sets)
Decide (4 sets)
Anton (5 sets)
drunkatgt (4 sets)
Serjik (6 sets)
Pecunia (3 sets)
tapicer (6 sets)
pdah (1 set)
z4nukre (4 sets)
clemvn (4 sets)
gladk (3 sets)
xletian (5 sets)
noj (7 sets)
Ben (3 sets)
musky (5 sets)		ctrlw (6 sets)
SCLin (4 sets)
SurfChen (6 sets)
othree (6 sets)
arantius (6 sets)
magicalhobo (3 sets)
saber (2 sets)
wojtek.szkutnik (3 sets)
Gavinator (5 sets)
nic (5 sets)
andresmtz (5 sets)
Aaakaaash (2 sets)
Thesmyth (1 set)
espiao (4 sets)
Khem (4 sets)
DikMax (4 sets)
hackar (4 sets)
datpaulchen (4 sets)
sandimschuh (4 sets)
Ameth (4 sets)
bionoid (4 sets)
GregPeck (4 sets)
olegk (4 sets)
gziolo (4 sets)
Squash (4 sets)		GSaraiva (4 sets)
crodas (4 sets)
Nutskey (4 sets)
rivolli (4 sets)
SoftwareElves (3 sets)
iimanii (3 sets)
sometent (3 sets)
Kolbaser (3 sets)
alexey (3 sets)
roncalli (3 sets)
jsgoupil (2 sets)
adambailin (2 sets)
mfelser (2 sets)
raulinARES (2 sets)
Munni (2 sets)
fmachado (2 sets)
Nic (2 sets)
FreeDom (2 sets)
AnshuChimala (2 sets)
Siyingui (2 sets)
BonBon (2 sets)
binar.E (2 sets)
DD32 (2 sets)
Horse (2 sets)
iMacX (2 sets)

Problems solved

Qualification Round (348 solutions by 118 contestants):
Round 1A (53 solutions by 30 contestants):
Round 1B (5 solutions by 5 contestants):
Round 1C (54 solutions by 30 contestants):
Round 2 (5 solutions by 5 contestants):

Submission Origin

United States (19 contestants)
Germany (8 contestants)
Brazil (7 contestants)
Thailand (6 contestants)
France (6 contestants)
Japan (5 contestants)
India (5 contestants)
Argentina (5 contestants)
Vietnam (4 contestants)
Taiwan (4 contestants)
South Africa (4 contestants)
Russia (4 contestants)
Poland (4 contestants)		Netherlands (4 contestants)
Ukraine (3 contestants)
Romania (3 contestants)
New Zealand (3 contestants)
Australia (3 contestants)
Spain (2 contestants)
Moldova (2 contestants)
Mexico (2 contestants)
Israel (2 contestants)
Hungary (2 contestants)
Colombia (2 contestants)
China (2 contestants)
Canada (2 contestants)		United Kingdom (1 contestant)
South Korea (1 contestant)
Singapore (1 contestant)
Philippines (1 contestant)
Paraguay (1 contestant)
Norway (1 contestant)
Lithuania (1 contestant)
Jordan (1 contestant)
Italy (1 contestant)
Egypt (1 contestant)
Czech Republic (1 contestant)
Bulgaria (1 contestant)
Belarus (1 contestant)