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2: 类的写法规范化

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iridiumR 2021-10-03 10:29:24 +08:00
parent 1059058706
commit c8cc19778e
1 changed files with 121 additions and 94 deletions
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215
ex2.cpp
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@ -28,112 +28,139 @@ class Vec
swap(i,rand()%10);
}
int get(int a)
{
return v[a];
}
int get(int a);
void put(int a,int value)
{
v[a]=value;
}
void put(int a,int value);
void swap(int a, int b)
{
int temp = v[a];
v[a] = v[b];
v[b] = temp;
}
void swap(int a, int b);
void expand()
{
LEN=LEN*2;
int *p=new int[LEN];
void expand();
for(int i=0;i<=USED;i++)
p[i]=v[i];
delete[] v;
v=p;
}
void shrink();
void shrink()
{
LEN=LEN>>1;
int *p=new int[LEN];
int insert(int locate,int value);
for(int i=0;i<=USED;i++)
p[i]=v[i];
delete[] v;
v=p;
}
int del(int locate,int value);
int insert(int locate,int value)
{
if(locate<0||locate>USED)
return 1;
int find(int value);
USED++;
if(USED>=LEN)
expand();
void printall();
for(int i=USED;i>locate;i--)
v[i]=v[i-1];
v[locate]=value;
int getlen();
return 0;
}
int del(int locate,int value)
{
if(locate<0||((USED-value)<0)||((locate+value-1)>USED))
return 1;
USED=USED-value;
for(int i=locate;i<=USED;i++)
v[i]=v[i+value];
if( ( (double)USED/(double)LEN )<=0.3 )
shrink();
return 0;
}
int find(int value)
{
int i = 0;
for(i;i<=USED;i++)
{
if(v[i]==value)
{
return i;
}
}
return -1;
}
void printall()
{
for(int i=0;i<USED;i++)
printf("%d\n",v[i]);
}
int getlen()
{
return LEN;
}
int getused()
{
return USED;
}
int getused();
};
int Vec::get(int a)
{
return v[a];
}
void Vec::put(int a,int value)
{
v[a]=value;
}
void Vec::swap(int a, int b)
{
int temp = v[a];
v[a] = v[b];
v[b] = temp;
}
void Vec::expand()
{
LEN=LEN*2;
int *p=new int[LEN];
for(int i=0;i<=USED;i++)
p[i]=v[i];
delete[] v;
v=p;
}
void Vec::shrink()
{
LEN=LEN>>1;
int *p=new int[LEN];
for(int i=0;i<=USED;i++)
p[i]=v[i];
delete[] v;
v=p;
}
int Vec::insert(int locate,int value)
{
if(locate<0||locate>USED)
return 1;
USED++;
if(USED>=LEN)
expand();
for(int i=USED;i>locate;i--)
v[i]=v[i-1];
v[locate]=value;
return 0;
}
int Vec::del(int locate,int value)
{
if(locate<0||((USED-value)<0)||((locate+value-1)>USED))
return 1;
USED=USED-value;
for(int i=locate;i<=USED;i++)
v[i]=v[i+value];
if( ( (double)USED/(double)LEN )<=0.3 )
shrink();
return 0;
}
int Vec::find(int value)
{
int i = 0;
for(i;i<=USED;i++)
{
if(v[i]==value)
{
return i;
}
}
return -1;
}
int Vec::getlen()
{
return LEN;
}
int Vec::getused()
{
return USED;
}
void Vec::printall()
{
for(int i=0;i<USED;i++)
printf("%d\n",v[i]);
}
int main()
{
srand(time(NULL));