static void fesquare(uint64_t out[10], const uint64_t in1[10]) {
  { const uint64_t x17 = in1[9];
  { const uint64_t x18 = in1[8];
  { const uint64_t x16 = in1[7];
  { const uint64_t x14 = in1[6];
  { const uint64_t x12 = in1[5];
  { const uint64_t x10 = in1[4];
  { const uint64_t x8 = in1[3];
  { const uint64_t x6 = in1[2];
  { const uint64_t x4 = in1[1];
  { const uint64_t x2 = in1[0];
  { uint64_t x19 = ((x2 * x17) + ((x4 * x18) + ((0x2 * (x6 * x16)) + ((x8 * x14) + ((x10 * x12) + ((x12 * x10) + ((x14 * x8) + ((0x2 * (x16 * x6)) + ((x18 * x4) + (x17 * x2))))))))));
  { uint128_t x20 = (((x2 * x18) + ((0x2 * (x4 * x16)) + ((0x2 * (x6 * x14)) + ((x8 * x12) + ((0x2 * (x10 * x10)) + ((x12 * x8) + ((0x2 * (x14 * x6)) + ((0x2 * (x16 * x4)) + (x18 * x2))))))))) + ((uint128_t)0x1000003d1 * (0x2 * (x17 * x17))));
  { uint128_t x21 = (((x2 * x16) + ((x4 * x14) + ((x6 * x12) + ((x8 * x10) + ((x10 * x8) + ((x12 * x6) + ((x14 * x4) + (x16 * x2)))))))) + ((uint128_t)0x1000003d1 * ((x18 * x17) + (x17 * x18))));
  { uint128_t x22 = (((x2 * x14) + ((x4 * x12) + ((0x2 * (x6 * x10)) + ((x8 * x8) + ((0x2 * (x10 * x6)) + ((x12 * x4) + (x14 * x2))))))) + ((uint128_t)0x1000003d1 * ((0x2 * (x16 * x17)) + ((x18 * x18) + (0x2 * (x17 * x16))))));
  { uint128_t x23 = (((x2 * x12) + ((0x2 * (x4 * x10)) + ((0x2 * (x6 * x8)) + ((0x2 * (x8 * x6)) + ((0x2 * (x10 * x4)) + (x12 * x2)))))) + ((uint128_t)0x1000003d1 * ((0x2 * (x14 * x17)) + ((0x2 * (x16 * x18)) + ((0x2 * (x18 * x16)) + (0x2 * (x17 * x14)))))));
  { uint128_t x24 = (((x2 * x10) + ((x4 * x8) + ((0x2 * (x6 * x6)) + ((x8 * x4) + (x10 * x2))))) + ((uint128_t)0x1000003d1 * ((x12 * x17) + ((x14 * x18) + ((0x2 * (x16 * x16)) + ((x18 * x14) + (x17 * x12)))))));
  { uint128_t x25 = (((x2 * x8) + ((0x2 * (x4 * x6)) + ((0x2 * (x6 * x4)) + (x8 * x2)))) + ((uint128_t)0x1000003d1 * ((0x2 * (x10 * x17)) + ((x12 * x18) + ((0x2 * (x14 * x16)) + ((0x2 * (x16 * x14)) + ((x18 * x12) + (0x2 * (x17 * x10)))))))));
  { uint128_t x26 = (((x2 * x6) + ((x4 * x4) + (x6 * x2))) + ((uint128_t)0x1000003d1 * ((x8 * x17) + ((x10 * x18) + ((x12 * x16) + ((x14 * x14) + ((x16 * x12) + ((x18 * x10) + (x17 * x8)))))))));
  { uint128_t x27 = (((x2 * x4) + (x4 * x2)) + ((uint128_t)0x1000003d1 * ((0x2 * (x6 * x17)) + ((x8 * x18) + ((0x2 * (x10 * x16)) + ((x12 * x14) + ((x14 * x12) + ((0x2 * (x16 * x10)) + ((x18 * x8) + (0x2 * (x17 * x6)))))))))));
  { uint128_t x28 = ((x2 * x2) + ((uint128_t)0x1000003d1 * ((0x2 * (x4 * x17)) + ((0x2 * (x6 * x18)) + ((0x2 * (x8 * x16)) + ((0x2 * (x10 * x14)) + ((x12 * x12) + ((0x2 * (x14 * x10)) + ((0x2 * (x16 * x8)) + ((0x2 * (x18 * x6)) + (0x2 * (x17 * x4))))))))))));
  { uint128_t x29 = (x28 >> 0x1a);
  { uint64_t x30 = ((uint64_t)x28 & 0x3ffffff);
  { uint128_t x31 = (x29 + x27);
  { uint128_t x32 = (x31 >> 0x1a);
  { uint64_t x33 = ((uint64_t)x31 & 0x3ffffff);
  { uint128_t x34 = (x32 + x26);
  { uint128_t x35 = (x34 >> 0x19);
  { uint64_t x36 = ((uint64_t)x34 & 0x1ffffff);
  { uint128_t x37 = (x35 + x25);
  { uint64_t x38 = (uint64_t) (x37 >> 0x1a);
  { uint64_t x39 = ((uint64_t)x37 & 0x3ffffff);
  { uint128_t x40 = (x38 + x24);
  { uint128_t x41 = (x40 >> 0x19);
  { uint64_t x42 = ((uint64_t)x40 & 0x1ffffff);
  { uint128_t x43 = (x41 + x23);
  { uint64_t x44 = (uint64_t) (x43 >> 0x1a);
  { uint64_t x45 = ((uint64_t)x43 & 0x3ffffff);
  { uint128_t x46 = (x44 + x22);
  { uint64_t x47 = (uint64_t) (x46 >> 0x1a);
  { uint64_t x48 = ((uint64_t)x46 & 0x3ffffff);
  { uint128_t x49 = (x47 + x21);
  { uint64_t x50 = (uint64_t) (x49 >> 0x19);
  { uint64_t x51 = ((uint64_t)x49 & 0x1ffffff);
  { uint128_t x52 = (x50 + x20);
  { uint64_t x53 = (uint64_t) (x52 >> 0x1a);
  { uint64_t x54 = ((uint64_t)x52 & 0x3ffffff);
  { uint64_t x55 = (x53 + x19);
  { uint64_t x56 = (x55 >> 0x19);
  { uint64_t x57 = (x55 & 0x1ffffff);
  { uint128_t x58 = (x30 + ((uint128_t)0x1000003d1 * x56));
  { uint64_t x59 = (uint64_t) (x58 >> 0x1a);
  { uint64_t x60 = ((uint64_t)x58 & 0x3ffffff);
  { uint64_t x61 = (x59 + x33);
  { uint64_t x62 = (x61 >> 0x1a);
  { uint64_t x63 = (x61 & 0x3ffffff);
  out[0] = x60;
  out[1] = x63;
  out[2] = (x62 + x36);
  out[3] = x39;
  out[4] = x42;
  out[5] = x45;
  out[6] = x48;
  out[7] = x51;
  out[8] = x54;
  out[9] = x57;
  }}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}
}