c language
Fill in the parts indicated by ► (meaning missing items).
/*
This program prompts for the colors of three bands of a resistor, and displays the * value of the
resistance in kilo-ohms based on a color code
*/
#include
#include /* for pow*/
#include /* for toupper*/
#include /* for strlen*/
#define NOT_FOUND -1 /* constants */
#define SUB_1 10
#define SUB_2 7
int search(const char [][SUB_2], const char [], int);
int main(void){
char reply, /* user reply*/
char_left; /* character left in the input stream*/
int i;
int counter; /* counters */
int value; /* subscript of target found in list*/
double answer = 0.0; /* value of resistor in kilo-ohms*/
int no_error = 1; /* denotes no error */
/* initializing the array*/
char COLOR_CODES[SUB_1][SUB_2] = {"black", "brown", "red", "orange","yellow", "green",
"blue", "violet", "gray", "white"}; char target[SUB_2]; /* target string array*/
do{
printf("Enter the colors of the resistor's three bands, beginning with\n");
printf("the band nearest the end. Type the colors in lowercase letters only, ");
printf("NO CAPS.\n\n");
for(counter = 1; ►; counter++) {
printf("Band %d => ", counter);
scanf("%s", target);
value = search(►, ►, SUB_1);
/* searches for string*/
if(value != NOT_FOUND) {
switch(counter){
case 1:
answer = value * ►;
break;
case 2:
answer += value;
break;
case 3
if (value>3)
answer+=pow(►);
else
for(i = 0; ►; i++)
answer /= 10;
}
}
else
no error = 0; /* if string not found*/
}
if (►)
printf("Resistance value: %.3f kilo-ohms\n\n", answer);
else
printf("Invalid Color: %s\n\n", target);
printf("Do you want to decode another resistor?\n => ");
scanf("%c%c", &char_left, &reply);
printf("\n");
} } while(►);
/* function takes as input a list of strings, its size, and a target string. Then, searches the list for the
target and returns as its value the subscript of the target in the list. It returns -1 if target is not found.
*/
int search(const char COLOR_CODES[][SUB_2], const char target[], int size){
int i, j; /* counters */
int length, counter=0;
int found = 0; /* indicates when string is found*/
int where = 0; /* location of target*/
length = strlen(►);
for(i=0; ►; i++) {
for(j = 0; j < length;="">
if(►== target[j])
counter++;
if(counter == length)
found = 1;
else
counter=0;
}
--i;
if(found)
where = ►;
else
where = ►;
return where;
}