Why is the statement ++i faster than i+1?

1.	Why is the statement ++i faster than i+1?
Answer» ++i instruction uses SINGLE MACHINE instruction LIKE INR (Increment Register) to perform the increment. For the instruction i+1, it requires to LOAD the value of the variable i and then perform the INR OPERATION on it. Due to the additional load, ++i is faster than the i+1 instruction.

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