Please allow us to introduce you an original game of quick thinking. The idea is simple: fill a jerrycan. But the method is complex. The amounts you can use will be given. You can always do with 2 or 3 attempts, but if you take a chance and you exceed the maximum weight the result is negative, the same way that if you spend time. Based on Goldbach's conjecture: Every integer greater than 5 can be expressed as the sum of two primes if the number is even or as the sum of three primes if the numbe