RosettaCodeData/Task/Create-a-two-dimensional-ar.../Objective-C/create-a-two-dimensional-ar...

27 lines
628 B
Objective-C

#import <Foundation/Foundation.h>
int main()
{
@autoreleasepool {
int num1, num2;
scanf("%d %d", &num1, &num2);
NSLog(@"%d %d", num1, num2);
NSMutableArray *arr = [NSMutableArray arrayWithCapacity: (num1*num2)];
// initialize it with 0s
for(int i=0; i < (num1*num2); i++) [arr addObject: @0];
// replace 0s with something more interesting
for(int i=0; i < num1; i++) {
for(int j=0; j < num2; j++) {
arr[i*num2+j] = @(i*j);
}
}
// access a value: i*num2+j, where i,j are the indexes for the bidimensional array
NSLog(@"%@", arr[1*num2+3]);
}
return 0;
}