Computer organization and assembly language I have to comment line by line on what each line of code does Code below:
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Computer organization and assembly language
I have to comment line by line on what each line of code does
Code below:
.model small
.386
.stack 100h
.data
msg db 13, 10, "W E L L D O N E !", "$"; a string variable
YU db 2
ppp db 32h
.code
main proc ;
mov ax,@data
mov ds,ax
L:
call ky
SHL PPP, 1
dec YU
jnz L
MOV AH,9
mov DX,offset MSG
INT 21H
mov ax, 4c00h
int 21h
ky proc
m:
mov ah, 1
int 21h
cmp al, ppp
jnz m
inc ppp
ret
ky endp
main endp
end main
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Solved in 2 steps
- Consider the following snippets of code. Then, identify and describe thesorting algorithm used.num scores[5] = 90,85,65,95,75sort()x = 1while x < SIZEtemp = scores[x]y = x – 1while y >= 0 AND scores[y]>tempscores[y+1] = scores[y]y = y – 1endwhilescores[y+1] = tempx = x + 1endwhilereturnWhat does the following code segment and subroutine do? .equ SIZE =128.equ TABLE_L =$60.equ TABLE_H =$00 rjmp RESET .def A =r13.def B =r14.def cnt2 =r15.def cnt1 =r16.def endL =r17.def endH =r18 mystery: mov ZL,endLmov ZH,endHmov cnt2,cnt1i_loop: ld A,Z ld B,-Z cp A,B brlo L1 st Z,A std z+1,BL1: dec cnt2 brne i_loop dec cnt1 brne mystery ret Converts temperature values from one scale to another Adds a constant to a table of bytes Sorts numbers in ascending order Converts ASCII characters from lower case to upper case2. For the code below, draw a picture of the program stack when the function partition() is called the 2nd time. # extracted from suquant's reply at # https://stackoverflow.com/questions/18262306/quicksort-with-python def partition(array, begin, end): pivot = begin for i in range(begin+1, end+1): if array[i] <= array[begin]: pivot += 1 array[i], array[pivot] = array[pivot], array[i] array[pivot], array[begin] = array[begin], array[pivot] return pivot def quicksort(array, begin, end): if begin >= end: return pivot = partition(array, begin, end) quicksort(array, begin, pivot-1) quicksort(array, pivot+1, end) # added calling code if __name__ == "__main__": mylist = [8, 2, 17, 4, 12] quicksort(mylist, 0, 4)
- How can you convert this Mathematica code into Python? Please help!! pr = ParallelTable[{n, m, d, sfCollatz[n, m, d]}, {n, 1, 100}, {m, 3, 10}, {d, 2, 3, 5, 7}]; data = {27, 82, 41, 124, 62, 31, 94, 47, 142, 71, 214, 107, 322, 161, 484, 242, 121, 364, 182, 91, 274, 137, 412, 206, 103, 310, 155, 466, 233, 700, 350, 175, 526, 263, 790, 395, 1186, 593, 1780, 890, 445, 1336, 668, 334, 167, 502, 251, 754, 377, 1132, 566, 283, 850, 425, 1276, 638, 319, 958, 479, 1438, 719, 2158, 1079, 3238, 1619, 4858, 2429, 7288, 3644, 1822, 911, 2734, 1367, 4102, 2051, 6154, 3077, 9232, 4616, 2308, 1154, 577, 1732, 866, 433, 1300, 650, 325, 976, 488, 244, 122, 61, 184, 92, 46, 23, 70, 35, 106, 53, 160, 80, 40, 20, 10, 5, 16, 8, 4, 2, 1, 4}; sfcyclelength[data_] := Module[{},If[data[[-1]] < 2^64, Differences[Flatten@Position[data, data[[-1]]]][[1]], -1]]Modify the given code to move the string from leftmost side to the rightmost side of the screen (no trails). Given Code: .model small.stack.data strg db 'Lemon$' row db 12 col db 0.codemain proc mov ax,@data mov ds,ax mov ah,6 mov al,0 mov bh,7 mov ch,0 mov cl,0 mov dh,24 mov dl,79 mov cx,40again:push cx mov ah,2 mov bh,0 mov dh,row ;row mov dl,col ;col int 10h mov ah,9 mov dx,offset strg int 21h inc col mov cx,10 push cx mov cx,0ffffhx: loop x pop cx loop y pop cx loop again mov ah,4ch int 21hmain endpend mainIn python, I'd like to split the contents in an XML file into separate parallel arrays. An example would be: <PROFILE> <STUDENT> <NAME>Jim</NAME> <AGE>18</AGE> <GRADE>95%</GRADE> </STUDENT> <STUDENT> <NAME>Andrew</NAME> <AGE>16</AGE> <GRADE>82%</GRADE> </STUDENT> </PROFILE> into: name = ['Jim', 'Andrew'] age = ['18', '16'] grade = ['95%', '82%']
- Consider the following code chunk:x <- 0while(x < 4) {x <- sample(1:3, 1)print(x)}It is not a good idea to run these lines because...a) x is an invalid argument to print().b) the condition x < 4 is never violated.c) the function sample() does not exist.d) x is initialised with the wrong type.Write programs that will accomplish the desired tasks listed below, using as few lines of code as possible.Use only opcodes that have been covered in class. Comment on each line of code. i) Copy the data in internal RAM locations 12h to 15h to internal RAM locations 20h to 23h ; copy12h to 20h, 13h to 21h, etc. . .j) Set the SP register to 07h and PUSH the SP register on the stack ; predict what number is PUSHEDto address 08hk) Exchange the content of the B register and external RAM address 02CFhl) Rotate the bytes in registers R0 to R3 ; copy the data in R0 to R1, R1 to R2, R2 to R3 and R3 toR0m) Copy the external code byte at address 007Dh to the SPn) Copy the data in register R5 to external RAM address 032Fho) Copy the internal code byte at address 0300h to external RAM address 0300hp) Swap the bytes in TIMER 0 ; put TL0 in TH0 and TH0 in TL0q) Store DPTR in external RAM locations 0123h (DPL) and 02BCh (DPH)r) Exchange both low nibbles of registers R0 and R1 ; put the low nibble of…This is a program to print fibonacci series in assembly. Can you explain it line by line? .MODEL SMALL .STACK 100 .DATANUM1 DB 01HNUM2 DB 01HL DB 00HVAL1 DB 00HVAL2 DB 00HNUM DB 0DH,0AH,'$' .CODE MAIN PROCMOV AX,@DATAMOV DS,AX MOV AH,01HINT 21HMOV CL,ALSUB CL,30HSUB CL,2 MOV AH,02HMOV DL,NUM1ADD DL,30HINT 21H MOV AH,09HLEA DX,NUMINT 21H MOV AH,02HMOV DL,NUM2ADD DL,30HINT 21H MOV AH,09HLEA DX,NUMINT 21H DISP:MOV BL,NUM1ADD BL,NUM2 MOV AH,00HMOV AL,BLMOV L,CLMOV CL,10DIV CLMOV CL,L MOV VAL1,ALMOV VAL2,AH MOV DL,VAL1ADD DL,30HMOV AH,02HINT 21H MOV DL,VAL2ADD DL,30HMOV AH,02HINT 21H MOV DL,NUM2MOV NUM1,DLMOV NUM2,BL MOV AH,09HLEA DX,NUMINT 21H LOOP DISP MOV AH,4CHINT 21H MAIN ENDPEND MAIN
- Modify the given code to move the string from leftmost side to the rightmost side of the screen (no trails). Given Code: .model small.stack.data strg db 'Mapua$' row db 12 col db 0.codemain proc mov ax,@data mov ds,ax mov ah,6 mov al,0 mov bh,7 mov ch,0 mov cl,0 mov dh,24 mov dl,79 mov cx,40again:push cx mov ah,2 mov bh,0 mov dh,row ;row mov dl,col ;col int 10h mov ah,9 mov dx,offset strg int 21h inc col mov cx,10 push cx mov cx,0ffffhx: loop x pop cx loop y pop cx loop again mov ah,4ch int 21hmain endpend mainI need to: Justify and Explain briefly in at least 3 sentences the complexity of each operation the code below in terms of Big O notation. Justify and discuss if there is any way to improve the complexity of the designed algorithms. #include <stdio.h> #include <stdlib.h> #include <string.h> #include <stdbool.h> struct Node { char data; struct Node *next; }; struct Node* head = NULL; void push(char val) { struct Node* newnode = (struct Node*) malloc(sizeof(struct Node)); newnode->data = val; newnode->next = head; head = newnode; } void pop() { if(head == NULL) printf("Stack Underflow\n"); else { printf("The popped element is: %c\n", head->data); head = head->next; } } void print_list(struct Node *head) { printf(" "); while(head) { printf("%c ", head->data); head = head->next; } printf("\n"); } bool isEmpty() { return head == NULL; } void delete_node(struct Node **head, struct Node…*Reasking a question to make request clearer Looking to code in python the following: Suppose the weekly hours for all employees are stored in a table. Each row records an employee’s seven-day work hours with seven columns. For example, the following table stores the work hours for eight employees. Su M T W Th F Sa Employee 0 2 4 3 4 5 8 8 Employee 1 7 3 4 3 3 4 4 Employee 2 3 3 4 3 3 2 2 Employee 3 9 3 4 7 3 4 1 Employee 4 3 5 4 3 6 3 8 Employee 5 3 4 4 6 3 4 4 Employee 6 3 7 4 8 3 8 4 Employee 7 6 3 5 9 2 7 9 I need a program that inputs the hours of all employees by the user and displays employees and their total hours in decreasing order of the total hours. Thanks