Executioner Hat Riddle

In this riddle you can assume that all three prisoners are very clever and very smart.

Executioner hat riddle. The exicutioner says You can say one thing. A 3D Printed version of the four hats riddle Print the box the lid 4X Man 2X White hats 2X Black hats The Lid Contain a QR code for a PDF file with the description of the riddle. What is an executioners favorite hobby.

Every prisoner can see the hats of the people in front of him in the line - but not his own hat nor those of anyone behind him. An executioner lines up 100 prisoners single file and puts a red or a blue hat on each prisoners head. In order to live the prisoner must answer correctly Answer to 100 hat riddle.

In the 100 hats riddle 100 prisoners are lined up by an executioner who places a red or blue hat upon each of their heads. 4 criminals are caught and are to be. The executioner gave them a chance to save their lives.

The prisoners can see the hats of the people lined up in from of them but they cannot look at the hats behind them or at their own. The exicutioner says You can say one thing. If he doesnt he is killed.

They cant speak to each other and they cant touch each other. Every prisoner can see the hats of the people in front of. If they get it wrong everyone will be shot.

Number 2 sees number 3s hat. He must answer red or blue If he answers correctly he is allowed to live. In order to live the prisoner must answer correctly.