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A
#include<iostream>
using namespace std;
main() {
int i;
char s[] = "hello";
for(i=0; s[i]; ++i);
cout<<i<<endl;
i=0;
while(s[i++]);
cout<<i;
}
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#include <iostream>
using namespace std;
int main ( )
{
static double i;
i = 15;
cout << sizeof(i);
return
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#include <iostream>
using namespace std;
int main()
{
int n1 = 10;
float n2 = 10;
cout << sizeof(n1 + n2);
return 0;
}
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