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#include "Halide.h"
#include <stdio.h>
using namespace Halide;
int main(int argc, char **argv) {
Func fib, g;
Var x;
RDom r(2, 18);
fib(x) = 1;
fib(r) = fib(r - 2) + fib(r - 1);
g(x) = fib(x + 10);
fib.compute_root();
Buffer<int> out = g.realize({10});
int fib_ref[20];
fib_ref[0] = fib_ref[1] = 1;
for (int i = 2; i < 20; i++) {
fib_ref[i] = fib_ref[i - 1] + fib_ref[i - 2];
if (i >= 10) {
if (fib_ref[i] != out(i - 10)) {
printf("out(%d) = %d instead of %d\n", i - 10, out(i - 10), fib_ref[i]);
return 1;
}
}
}
printf("Success!\n");
return 0;
}
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