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尋找一些關於爲什麼這麼奇怪地運行的建議。一切都在.25
完美的作品,但低於.25
和我得到一些非常奇怪的結果。怎麼了?CS50 PS 1貪婪
#include <cs50.h>
#include <stdio.h>
#include <math.h>
int main(void)
{
int v;
int count;
int q= 25;
int d= 10;
int n= 5;
int p= 1;
float m;
do
{
printf("How many coins do you need for this change?:\n");
m=GetFloat();
}
while (m<0);
int balance;
m=m*100;
balance= round (m);
while (balance >= q)
{
v=balance/q;
count=v;
balance=balance-(v*q);
}
while (balance >= d)
{
v=balance/d;
count=count+v;
balance=balance-(v*d);
}
while (balance >= n)
{
v=balance/n;
count=count+v;
balance=balance-(v*n);
printf("%i\n", count);
printf("%i\n", count);
}
while (balance >= p)
{
v=balance/p;
count=count+v;
balance=balance-(v*p);
}
printf("Total number of coins needed:%i\n", count);
}
0.25爲了什麼?什麼具體的價值?什麼奇怪的結果? –
@ Politank-Z首先閱讀,然後評論。如果你不明白,請不要評論。 –
@Xz_awan錯誤。評論是要求澄清的適當場所。 –