Mega Code Archive
Initialize a two-dimension array
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#include <iostream>
using namespace std;
int main()
{
int i, j;
int sqrs[10][2] = {
{1, 1},
{2, 4},
{3, 9},
{4, 16},
{5, 25},
{6, 36},
{7, 49},
{8, 64},
{9, 81},
{10, 100}
};
cout << "Enter a number between 1 and 10: ";
cin >> i;
// look up i
for(j=0; j<10; j++)
if(sqrs[j][0]==i) break;
cout << "The square of " << i << " is ";
cout << sqrs[j][1];
return 0;
}
Enter a number between 1 and 10: 7
The square of 7 is 49
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