#include "ckb_syscalls.h"
int current_cycles() { return syscall(2042, 0, 0, 0, 0, 0, 0); }
int main() {
int prev = current_cycles();
int curr;
for (int i = 0; i < 4096; i++) {
curr = current_cycles();
if (curr <= prev) {
return -1;
}
prev = curr;
}
return CKB_SUCCESS;
}