1 4 7 10
2 5 8 11
3 6 9 12
I want to print this matrix in c language.
How did this formula come out? （3 * j + i + 1);
#include <stdio.h>
int main()
{
int y[3][4];
int i, j;
for (i = 0; i < 3; i++)
{
for (j = 0; j < 4; j++)
printf(“%d “, 3 * j + i + 1);
printf(“n”);
}
return 0;
}
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