Find the values of a, b, c and d needed to solve this puzzle int a = ? int b = ? int c = ? int d = ? char expect[128] = "There are 10 kinds of people in the world: those who understand binary and those who don't"; char actual[128] = {}; strcpy(actual,expect); int location1 = 5; int location2 = 17; ((int *)actual)[location1] = 0x58585858; ((int *)actual)[location2] = 0x59595959; *(((int *)actual) + a) = b; *(((int *)actual) + c) = d; if(strncmp(expect,actual,BUFSIZE) == 0){ return; } failure("Here are hints:\n- use two ints with 4 bytes to make the message right\n- beware of endian ordering angst\n");
Find the values of a, b, c and d needed to solve this puzzle int a = ? int b = ? int c = ? int d = ? char expect[128] = "There are 10 kinds of people in the world: those who understand binary and those who don't"; char actual[128] = {}; strcpy(actual,expect); int location1 = 5; int location2 = 17; ((int *)actual)[location1] = 0x58585858; ((int *)actual)[location2] = 0x59595959; *(((int *)actual) + a) = b; *(((int *)actual) + c) = d; if(strncmp(expect,actual,BUFSIZE) == 0){ return; } failure("Here are hints:\n- use two ints with 4 bytes to make the message right\n- beware of endian ordering angst\n");
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
Related questions
Question
Find the values of a, b, c and d needed to solve this puzzle
int a = ?
int b = ?
int c = ?
int d = ?
char expect[128] =
"There are 10 kinds of people in the world: those who understand binary and those who don't";
char actual[128] = {};
strcpy(actual,expect);
int location1 = 5;
int location2 = 17;
((int *)actual)[location1] = 0x58585858;
((int *)actual)[location2] = 0x59595959;
*(((int *)actual) + a) = b;
*(((int *)actual) + c) = d;
if(strncmp(expect,actual,BUFSIZE) == 0){
return;
}
failure("Here are hints:\n- use two ints with 4 bytes to make the message right\n- beware of endian ordering angst\n");
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