#include <stdio.h>
int main(void) {
int a[3] = {1,2,3};
int b[2] = {4,5};
int c[2] = {6,0};
int d[4];
int * x[4];
x[0] = a;
x[1] = b;
x[2] = c;
x[3] = d;
x[3][0] = x[0][2] + x[1][0];
x[3]=x[0];
x[2]++;
return 0;
}
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