C语言程序设计现代方法第16章答案(5)

};

int find_part(int number, const struct part inv[], int np); void insert(struct part inv[], int *np);

void search(const struct part inv[], int np);

void update(struct part inv[], int np);

void print(const struct part inv[], int np);

/********************************************************** * main: Prompts the user to enter an operation code, * * then calls a function to perform the requested * * action. Repeats until the user enters the * * command 'q'. Prints an error message if the user * * enters an illegal code. * **********************************************************/ int main(void)

{

char code;

struct part inventory[MAX_PARTS];

int num_parts = 0;

for (;;) {

printf("Enter operation code: ");

scanf(" %c", &code);

while (getchar() != '\n') /* skips to end of line */ ;

switch (code) {

case 'i': insert(inventory, &num_parts);

break;

case 's': search(inventory, num_parts);

break;

case 'u': update(inventory, num_parts);

break;

case 'p': print(inventory, num_parts);

break;

case 'q': return 0;

default: printf("Illegal code\n");

}

printf("\n");

}

}

/********************************************************** * find_part: Looks up a part number in the inv array. *

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