#include <stdio.h>
int main() {
int a[3][3] = {{2, -1, 0}, {1, 3, 5}, {19, 22, 8}};
int b[3][3] = {{7, 9, -3}, {8, -1, 1}, {0, 0, 4}};
int i, k;
for (i = 0; i < 3; i++)
for (k = 0; k < 3; k++)
for (i = 0; i < 3; i++)
for (k = 0; k < 3; k++)
return 0;
}
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