>>431
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
struct syouhin_data{
char name[20];
int tanka;
int kosuu;
long kingaku;
};

void calc_and_print_member(struct syouhin_data *d){
d->kingaku=d->tanka*d->kosuu;
printf("name:%s\ntanka:%d\nkosuu:%d\nkingaku:%d\n",
d->name,
d->tanka,
d->kosuu,
d->kingaku);
}

int main(){
syouhin_data d;
strcpy(d.name,"シャープペンシル");
d.tanka = 500;
d.kosuu = 3;
d.kingaku = 0;

calc_and_print_member(&d);
return 0;
}