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lookup.s
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# Reads 2 numbers and uses them as indices into a 2d-array
# YOUR-NAME-HERE, DD/MM/YYYY
# Constants
N_ROWS = 42
N_COLS = 24
main:
# Registers:
# - $t0: int x
# - $t1: int y
# TODO: add your registers here
li $v0, 4 # syscall 4: print_string
la $a0, prompt_x #
syscall # printf("Enter x: ");
li $v0, 5 # syscall 5: read_int
syscall #
move $t0, $v0 # scanf("%d", &x);
li $v0, 4 # syscall 4: print_string
la $a0, prompt_y #
syscall # printf("Enter y: ");
li $v0, 5 # syscall 5: read_int
syscall #
move $t1, $v0 # scanf("%d", &y);
mul $t2, $t0, N_COLS
mul $t2, $t2, 4
mul $t3, $t1, 4
add $t2, $t2, $t3
lw $a0, array($t2)
li $v0, 1
syscall
li $v0, 11 # syscall 11: print_char
li $a0, '\n' #
syscall # printf("%c", '\n');
li $v0, 0
jr $ra # return 0;
.data
prompt_x:
.asciiz "Enter x: "
prompt_y:
.asciiz "Enter y: "
array:
.word 9, 4, 3, 2, 5, 1, 1, 4, 3, 1, 2, 6, 7, 5, 6, 2, 8, 1, 8, 3, 4, 1, 1, 1
.word 7, 3, 9, 6, 6, 2, 4, 8, 6, 8, 1, 9, 8, 2, 9, 5, 9, 8, 9, 9, 2, 3, 1, 1
.word 1, 4, 6, 5, 4, 2, 9, 5, 7, 9, 5, 6, 4, 1, 6, 9, 6, 1, 9, 3, 8, 3, 1, 2
.word 3, 3, 3, 9, 7, 3, 7, 1, 3, 2, 3, 7, 7, 3, 2, 5, 8, 1, 4, 2, 4, 5, 9, 4
.word 5, 7, 6, 9, 4, 2, 4, 9, 4, 7, 9, 2, 8, 1, 6, 2, 7, 4, 9, 7, 1, 9, 3, 5
.word 8, 3, 8, 9, 3, 4, 6, 2, 4, 1, 3, 3, 2, 1, 2, 4, 2, 7, 8, 6, 8, 6, 9, 9
.word 9, 5, 8, 9, 7, 5, 6, 6, 2, 9, 5, 1, 1, 8, 6, 8, 3, 4, 1, 1, 5, 9, 5, 2
.word 3, 2, 4, 1, 4, 8, 2, 8, 7, 6, 7, 8, 8, 3, 8, 2, 6, 5, 5, 5, 5, 9, 5, 3
.word 7, 1, 3, 9, 8, 8, 6, 3, 1, 7, 6, 5, 6, 9, 3, 8, 1, 5, 7, 6, 7, 7, 5, 6
.word 4, 6, 5, 7, 4, 1, 4, 7, 3, 5, 5, 7, 9, 6, 8, 4, 3, 1, 9, 9, 2, 6, 8, 9
.word 2, 3, 8, 5, 8, 8, 7, 1, 8, 1, 1, 8, 2, 2, 3, 9, 7, 6, 7, 9, 3, 2, 6, 5
.word 1, 4, 7, 4, 7, 7, 7, 7, 9, 9, 8, 9, 5, 5, 3, 3, 9, 5, 8, 7, 7, 6, 1, 7
.word 5, 3, 8, 7, 5, 6, 1, 9, 5, 6, 3, 3, 5, 9, 9, 5, 4, 1, 3, 8, 1, 1, 1, 4
.word 9, 8, 1, 7, 5, 1, 7, 4, 9, 7, 4, 8, 2, 5, 9, 3, 6, 3, 6, 3, 2, 7, 3, 2
.word 1, 6, 1, 4, 2, 9, 6, 1, 3, 2, 5, 7, 3, 9, 4, 4, 6, 5, 9, 8, 4, 5, 1, 4
.word 7, 7, 7, 2, 1, 6, 1, 3, 9, 4, 4, 6, 6, 6, 3, 9, 3, 8, 2, 8, 8, 4, 8, 7
.word 7, 8, 7, 9, 3, 5, 7, 1, 1, 4, 1, 4, 9, 6, 7, 3, 8, 5, 1, 7, 9, 2, 2, 2
.word 2, 4, 6, 5, 7, 3, 4, 6, 1, 7, 2, 5, 1, 7, 1, 2, 9, 6, 7, 8, 5, 4, 5, 7
.word 2, 4, 4, 9, 2, 8, 1, 9, 5, 9, 5, 9, 8, 3, 4, 7, 6, 7, 5, 2, 9, 9, 5, 5
.word 8, 4, 2, 6, 3, 8, 8, 3, 6, 3, 2, 4, 5, 1, 8, 6, 6, 4, 5, 8, 4, 6, 8, 5
.word 7, 7, 9, 8, 4, 1, 1, 3, 8, 8, 7, 6, 3, 8, 1, 2, 2, 4, 4, 5, 3, 5, 9, 9
.word 5, 7, 1, 7, 5, 5, 8, 1, 4, 6, 5, 7, 5, 9, 3, 7, 4, 8, 6, 4, 1, 6, 7, 1
.word 4, 5, 3, 3, 1, 2, 5, 3, 1, 5, 7, 6, 6, 2, 8, 8, 8, 3, 6, 3, 1, 2, 6, 3
.word 9, 5, 3, 4, 7, 2, 9, 9, 8, 6, 2, 5, 9, 3, 1, 8, 6, 9, 6, 3, 3, 2, 3, 3
.word 8, 6, 5, 3, 3, 7, 6, 3, 3, 9, 1, 4, 7, 5, 1, 6, 5, 1, 6, 8, 8, 1, 9, 7
.word 4, 7, 5, 9, 1, 7, 6, 9, 5, 2, 3, 7, 3, 8, 8, 3, 9, 8, 5, 6, 1, 6, 6, 9
.word 2, 8, 6, 9, 3, 3, 6, 9, 4, 5, 2, 6, 3, 8, 3, 9, 6, 7, 6, 5, 6, 8, 2, 6
.word 4, 8, 6, 4, 5, 3, 9, 4, 3, 4, 7, 9, 9, 4, 5, 8, 6, 6, 3, 4, 7, 1, 3, 4
.word 7, 4, 6, 7, 1, 9, 6, 2, 8, 4, 5, 6, 7, 6, 4, 1, 6, 3, 1, 2, 5, 9, 2, 1
.word 2, 8, 9, 1, 6, 5, 1, 7, 2, 3, 3, 5, 4, 8, 6, 1, 9, 8, 5, 8, 1, 4, 4, 7
.word 8, 8, 2, 9, 9, 4, 8, 8, 9, 2, 6, 4, 2, 8, 1, 2, 3, 3, 9, 5, 3, 1, 1, 1
.word 3, 9, 5, 7, 7, 9, 7, 3, 4, 2, 1, 8, 6, 3, 6, 9, 3, 3, 4, 2, 5, 1, 2, 3
.word 4, 4, 6, 4, 5, 8, 1, 7, 4, 4, 6, 6, 9, 7, 9, 4, 3, 6, 6, 4, 9, 8, 2, 6
.word 3, 8, 2, 2, 7, 4, 3, 8, 7, 4, 1, 6, 6, 2, 3, 5, 2, 1, 8, 4, 6, 4, 8, 6
.word 5, 2, 5, 6, 5, 9, 3, 3, 8, 1, 3, 8, 2, 9, 2, 8, 9, 7, 2, 7, 5, 5, 7, 7
.word 2, 7, 6, 4, 3, 2, 1, 4, 6, 3, 7, 5, 7, 7, 5, 6, 4, 6, 8, 2, 9, 3, 6, 1
.word 6, 4, 4, 6, 1, 4, 2, 6, 3, 7, 9, 9, 4, 4, 2, 1, 8, 1, 4, 4, 2, 7, 4, 9
.word 3, 8, 5, 2, 3, 9, 2, 4, 8, 9, 3, 3, 6, 2, 3, 3, 1, 8, 5, 8, 8, 5, 1, 9
.word 1, 5, 8, 1, 4, 9, 2, 4, 9, 5, 7, 6, 7, 4, 8, 9, 1, 3, 8, 6, 4, 4, 9, 9
.word 5, 6, 7, 8, 3, 2, 9, 1, 1, 7, 7, 6, 9, 7, 7, 7, 8, 8, 3, 3, 8, 9, 9, 1
.word 8, 2, 5, 9, 1, 1, 7, 6, 3, 6, 7, 7, 7, 2, 4, 5, 5, 2, 1, 1, 1, 7, 4, 3
.word 8, 9, 4, 5, 4, 6, 2, 5, 3, 7, 5, 1, 6, 7, 2, 8, 5, 6, 2, 2, 1, 7, 6, 2