Store Word (sw)
Store word copies the contents of a register into an address in memory
Suppose A is an address on a word boundary, and $10 contains 4*20, then
sw $8,A($10)
- copies the contents of register $8 into the address which is 20 words offset from A.
sw $a,A($b)
- copies the contents of $a to the address specified by A + $b/4