Question

5. (6 pts) What is the outputs of following section of a program? int a[10] = {1,2,3,2, 5, 6, 7, 8 , 9, y): int i - 0, 30: while (i<10) coutくく3くくendl ; 6. (6 pts) What is output of following set of instructions in a C++ program: (In this problem both x and y represent positive integers) int a[10]={-1, 3=0; 2, 7, -4, 11, -2, 3, -9); x, -y, int for (int i-0:i<10:i++) if (a [1]<0) s+ai] coutくく3(くend-; 7. (6 pts) Write statements that dynamically allocate an integer array with 200 elements 8. (6 pts) When you run a C+ program, what will appear on the screen after following statements int a - 56; int b -38; int u if (a>b) el8e coutくくuくくendl ;

Answer 1

5)

#include <iostream>

using namespace std;

int main()
{
int x=4,y=5;
int a[10]={1,2,3,x,5,6,7,8,9,y};
int i=0,s=0;
while(i<10) //possible values are 0,3,6,9
{
s=s+a[i];
i=i+3;
}
cout << s << endl; //a[0]+a[3]+a[6]+a[9]
return 0; //1 +x (4) +7 +y(5)

}

EAprogl langkff bin\Debugkfff.exe Process returned 0 〈0x0) execution time 6.238 s Press any key to continue

6)

#include <iostream>

using namespace std;

int main()
{
int x=10,y=20;
int a[10]={-1,2,x,7,-4,11,-2,-y,3,-9};
int s=0;
for(int i=0;i<10;i++)
{
if(a[i]<0)
s+=a[i]; //a[0]+a[4]+a[6]+a[7]+a[9]
// -1 + -4 +-2 + -20(y)+-9=>-36
}
cout << s << endl;
return 0;
}

EAproglc_langfffbin Debuglfff.exe 36 Process returned 0 〈0x0) Press any key to continue execution tine : 4 .122 s

7)

int *p=new int(200);

8)

#include <iostream>

using namespace std;

int main()
{
int x=10,y=20;
int a=56;
int b=38;
int u=0;
if(a>b)
u=b+x;
else
u=a+y;
cout << u << endl;
return 0;
}

48 Pro ce s s return ed 0 〈0x0〉 execution tine : 3.449 s Press any key to continue.