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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...
#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...
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...
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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