interchangearray.cpp

#include <stdio.h>

int main() {
	int m, n, i;
	int j = -1, k = -1;
	printf("Input m, n, i: ");
	scanf_s("%d%d%d", &m, &n, &i);

	for (int x = 0; x <= m; x++) 
		for (int y = 0; y <= n; y++)
			if (x * n + y + 1 == i) {
				j = x; 
				k = y;
			}
	printf("Output: %d %d", j, k+1);
	return 0;
}