static void Main(string[] args)
{
int n, m, i, sum, answer;
int[] t, p, x, buff;
n = int.Parse(Console.ReadLine());
t = MYCP.Read_Ints(n);
m = int.Parse(Console.ReadLine());
p = new int[m];
x = new int[m];
for (i = 0; i < m; i++)
{
buff = MYCP.Read_Ints(2);
p[i] = buff[0];
x[i] = buff[1];
}
sum = 0;
for (i = 0; i < n; i++)
{
sum += t[i];
}
for (i = 0; i < m; i++)
{
answer = sum;
answer -= t[p[i] - 1];
answer += x[i];
Console.WriteLine(answer);
}
}
static void Main(string[] args)
{
int number = int.Parse(Console.ReadLine());
int[] a = new int[number];
int i, j, k, count;
for (i = 1; i < 5; i++)
{
count = 0;
for (j = 0; j + i <= 55555; j += 5)
{
if (MYCP.PrimeCheck(j + i))
{
a[count] = j + i;
count++;
if (count == number)
{
MYCP.PrintNumbers(a);
return;
}
}
}
}
}
static void Main(string[] args)
{
char[] str = Console.ReadLine().ToCharArray();
int count_pa = 0;
int max;
int i;
for (i = 0; i < str.Length; i++)
{
if (str[i] == 'p')
{
count_pa++;
}
}
max = str.Length / 2;
MYCP.Print_Int(max - count_pa);
}