TL;DR: The fastest algorithm looks at every element once, keeping track of the largest one seen so far. Details. Intuition tells us that any correct algorithm must look at every element in the array, that's why we can't do better. Let's find an actual proof.
Drugs are addictive  because they either mimic or stimulate the production of brain chemicals that cause feelings of pleasure. After a period of time, your brain adjusts to the higher levels of the chemicals, and it becomes necessary to use more drugs to get the same effect.
Opiate addiction causes the pathways inside the brain to be altered. Physical changes in the nerve cells are brought on by the drug. These cells (neurons) communicate with each other releasing neurotransmitters into the gaps or synapses between the nerve cells. This makes some drugs are more addictive than others.piate addiction is a human problem and crosses all boundaries. Opiate addiction causes do not include race. Loneliness, Depression. We want to feel good physically and emotionally. Sometimes drugs are the substitution for a healthy life experience. The person in pain and they want to numb the pain.