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#include <stdio.h> #include <stdint.h> int Pointers_main (int arge, char *argv[]) int16_t a; // Declare a int32_t...
#include <stdio.h> int main(int argc, char *argv[]) { int i; for (i = argc - 1;...
#include <stdio.h> int main(int argc, char *argv[]) { int i; for (i = argc - 1; i > 0; i--) printf("%s ", argv[i]); printf("\n"); return 0; } can you explain this code in c and why use this function
The operating system is Ubuntu 18.04 hello.c #include <stdio.h> int main(int argc, char *argv[]) { printf("Hello...
The operating system is Ubuntu 18.04
hello.c
#include <stdio.h>
int main(int argc, char *argv[]) {
printf("Hello world!\n");
return 0;
}
syscall-hello.c
#include <unistd.h>
#include <sys/syscall.h>
char *buf = "Hello world!\n";
int main(int argc, char *argv) {
size_t result;
/* "man 2 write" to see arguments to write syscall */
result = syscall(SYS_write, 1, buf, 13);
return (int) result;
}Download and compile hello.ce and syscall-hello.com. Compile them statically and dynamically. How do the library and system calls produced by them compare...
PLease explain output of these two programs: 1. #include <stdio.h> typedef struct { char *name; int...
PLease explain output of these two programs: 1. #include <stdio.h> typedef struct { char *name; int x, y; int h, w; } box; typedef struct { unsigned int baud : 5; unsigned int div2 : 1; unsigned int use_external_clock : 1; } flags; int main(int argc, char** argv){ printf("The size of box is %d bytes\n", sizeof(box)); printf("The size of flags is %d bytes\n", sizeof(flags)); return 0; } 2. #include <stdio.h> #include <string.h> /* define simple structure */ struct { unsigned...
#include <stdlib.h> #include <stdio.h> #include "main.h" #define MAX_NUM_LENGTH 11 void usage(int argc, char** argv) { if(argc...
#include <stdlib.h> #include <stdio.h> #include "main.h" #define MAX_NUM_LENGTH 11 void usage(int argc, char** argv) { if(argc < 4) { fprintf(stderr, "usage: %s <input file 1> <input file 2> <output file>\n", argv[0]); exit(EXIT_FAILURE); } } /* This function takes in the two input file names (stored in argv) and determines the number of integers in each file. If the two files both have N integers, return N, otherwise return -1. If one or both of the files do not exist, it...
main.c #include <stdio.h> int main() { Tong Tong int x = 1234567890000; char y = (char)...
main.c #include <stdio.h> int main() { Tong Tong int x = 1234567890000; char y = (char) x; printf("%d\n", y); Compile and run the above main.c file. a) Indicate the compiler command you would use to compile this program. Do any of the following flags affect the compilation? -Wall -Werror -pedantic -Woverflow b) Indicate any discrepancy between expected and actual behavior, and as a programmer, how to construct best practices to avoid this deviation. c) What happens if we do not...
#include <stdio.h> int main(int argc, char *argv[]) { char a, *pc, c[9]; int i, *pk, k[9]; a='...
#include <stdio.h> int main(int argc, char *argv[]) { char a, *pc, c[9]; int i, *pk, k[9]; a='z'; pc=&(c[8]); pk=&(k[0]); for (i=0; i<9; i++) { *pc=a-(char)i; pc--; *pk=(int)a-i; pk++; } return 0; }//end of main Answer the below questions with the above code Write out the memory map for the above C code in the following table. For array variables, list the address range for the entire array. Assume the memory address starts from 100, that is, the address for a...
Read the following code and fill the following blanks (no space is allowed): #include <stdio.h> int...
Read the following code and fill the following blanks (no space is allowed): #include <stdio.h> int maino inta - 55: int*pa &a; "An integer" /* A pointer to an integer" int *ppa = &pa; /* A pointer to a pointer to an integer printf("The content of a is %d\n", printf("The address of a is %p\n", printf("The content of pa is %p\n", printf("The address of pa is %p\n", printf("The dereferenced value of pa is %d\n", printf("The content of ppa is pln",...
24. What will be the output of the following code #include<stdio.h> int main() { char *p;...
24. What will be the output of the following code #include<stdio.h> int main() { char *p; p="%d\n"; p++; p++; printf(p-2, 100); return 0; } a. 100 b. 00 c. 10 d. compiler error e. none of the above 26. What will be the output of the following code #define TRIPPLE(x) (3*x) int x = 4; printf(“triple(%d) = %d \n”,x+1, TRIPPLE(x+1)); a. triple(5) = 12 b. triple(5) = 13 c. triple(4) = 14 d. triple(4) = 15 e. none of the...
#include <stdio.h> #include <stdlib.h> #include <string.h> #include<ctype.h> #define MAX_LEN 255 int numWords(char *str); int numDigit(char *str);...
#include <stdio.h> #include <stdlib.h> #include <string.h> #include<ctype.h> #define MAX_LEN 255 int numWords(char *str); int numDigit(char *str); int numUppltr(char *str); int numLwrltr(char *str); int punChar(char *str); char*readString(char *str); int main() { char givString[MAX_LEN]; puts("Enter your string(Max 255 characters):"); //readString(givString); gets(givString); printf("\nnumber of words :%d",numWords(givString)); printf("\nnumber of uppercase letters %d",numUppltr(givString)); printf("\nnumber of lowercase letters %d",numLwrltr(givString)); printf("\nnumber of punctuations %d\n",punChar(givString)); printf("\nnumber of digits:%d\n",numDigit(givString)); system("pause"); return 0; } char *readString(char *str) { int ch, i=0; while((ch=getchar())!=EOF && ch!='\n') { if(i) { str[i]=ch; i++; }...
#include <stdio.h> #include<string.h> int main() { char strText[100] ="Start"; char i; int nTextASCIISum = strText[0] +...
#include <stdio.h> #include<string.h> int main() { char strText[100] ="Start"; char i; int nTextASCIISum = strText[0] + strText[1] + strText[2]; int nTextLen = strlen(strText); int count = 0; printf("Welcome to token generator!\n"); printf("Enter a word to use in the token generator.\n You may enter as many words as you like. \n Press q and key when finished.\n"); scanf("%c", &strText[i]); //compute when to stop loop //check nTextLen == 1 and strText[0] == 'q' for(i=0;i< nTextLen;i++) if ((strlen(strText) != 1) || (strText[0] !=...
The operating system is Ubuntu 18.04
hello.c
#include <stdio.h>
int main(int argc, char *argv[]) {
printf("Hello world!\n");
return 0;
}
syscall-hello.c
#include <unistd.h>
#include <sys/syscall.h>
char *buf = "Hello world!\n";
int main(int argc, char *argv) {
size_t result;
/* "man 2 write" to see arguments to write syscall */
result = syscall(SYS_write, 1, buf, 13);
return (int) result;
}Download and compile hello.ce and syscall-hello.com. Compile them statically and dynamically. How do the library and system calls produced by them compare...
main.c #include <stdio.h> int main() { Tong Tong int x = 1234567890000; char y = (char) x; printf("%d\n", y); Compile and run the above main.c file. a) Indicate the compiler command you would use to compile this program. Do any of the following flags affect the compilation? -Wall -Werror -pedantic -Woverflow b) Indicate any discrepancy between expected and actual behavior, and as a programmer, how to construct best practices to avoid this deviation. c) What happens if we do not...
Read the following code and fill the following blanks (no space is allowed): #include <stdio.h> int maino inta - 55: int*pa &a; "An integer" /* A pointer to an integer" int *ppa = &pa; /* A pointer to a pointer to an integer printf("The content of a is %d\n", printf("The address of a is %p\n", printf("The content of pa is %p\n", printf("The address of pa is %p\n", printf("The dereferenced value of pa is %d\n", printf("The content of ppa is pln",...
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