# #include <stdio.h>
# int a[3][3] = {{1,0,3},{0,5,6},{7,0,9}};

# int main() {
#     int s = 0;
#     for (int i = 0; i < 3; i++)
#         for(int j = 0; j < 3; j++) {
#             s += a[i][j];            
#         }
# return s;
# }
# Rewritten as int *ptr = &a[0][0];
#     int s = 0;
#     for (int i = 3; i != 0; i--)
#         for(int j = 3; j != 0; j--) {
#             s += *ptr;
#             ptr++;            
#         }


.data
a:
        .word   1,0,3,0,5,6,7,0,9                               

.text
main:                                   # @main
        li      a1, 0
        li      a0, 0
        la      a2, a
        li      a6, 3
i_loop:                                # =>This Loop Header: Depth=1
        mv      a4, a2
        li      a5, 3                  # j = 3 
# Beginning of Loop 2
j_loop:                                #   Parent Loop BB0_1 Depth=1
        lw      a3, 0(a4)              # Load a[i][j]
        add     a0, a0, a3             # s += a[i][j]
        addi    a5, a5, -1             # j--
        addi    a4, a4, 4              # Bump pointer.
        bnez    a5, j_loop
# End of Loop 2
        addi    a2, a2, 12  # Bump pointer. 
        addi    a1, a1, 1
        bne    a1, a6, i_loop
# End of Loop 1.
        mv a1,a0
        li a0,1
        ecall
        li a0,10
        ecall
        ret