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书本第66页:
#include <stdio.h>
#include <stdlib.h>
int main()
{
int a,b,c,d,t;
scanf("%d %d %d %d",&a,&b,&c,&d);
if (a<b)
{
t=a;
a=b;
b=t;
}
if (a<c)
{
t=a;
a=c;
c=t;
}
if (a<d)
{
t=a;
a=d;
d=t;
}
if (b<c)
{
t=b;
b=c;
c=t;
}
if (b<d)
{
t=b;
b=d;
d=t;
}
if (c<d)
{
t=c;
c=d;
d=t;
}
printf("%d %d %d %d",a,b,c,d);
system("pause");
return 0;
}
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