change[i]>='a'&&change[i]<='z'

change[i]<'A'||change[i]>'Z'

change[i]>='A'&&change[i]<='Z'

change[i]<'a'||change[i]>'z'

str [i]>='a'&&str[i] <='z'

str[i]<'A'&&str[i]>'Z'

str[i]<'a'&&str[i]>'z'

str[í]>='A'&&str[i]<='Z'

change[str[i]-'a']=str[i];

str[i]-change[str[i]-"a']

str[i]-change[str[i]-'A'];

change[str[i]-'z’]-str[i]

int len=strlen(str)

Changestring();

ChangeString();   

changeString();

c-'0'

'0'

c+'0'

cin.get()

num=0

num=c-'0'

num=c-'a'

num=c

c>='0'&&c<='9'

c>='a'&&c<='z'

c<'0'||c>'9'

c!='-'

num = num+c-'0'

num = num*10+c-'0'

num = num+c

num = num*10+c

num=-num

num=-num+num

num--

num++

1

0

n

101

tmp+a[i]>ans

tmp+a[i]=ans

tmp+a[i]>n

tmp+a[i]=ans

<0

<ans

<mp

<min(0,ans,tmp)

1

0

n

i

tmp+=a[i]

tmp=i+1

beg=i

beg=i+1