Spin-Pop-Squeeze-Clap

input/code.cpp: In function 'uint64_t ff(int, std::vector<char>&, int, int, std::vector<char>&, int, int, std::vector<long unsigned int>&)':
input/code.cpp:16:38: warning: comparison of integer expressions of different signedness: '__gnu_cxx::__alloc_traits<std::allocator<long unsigned int>, long unsigned int>::value_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   16 |   if (myCache[bbPos * aaLen + aaPos] != -1) {

#include <cstdint>
#include <iostream>
#include <vector>

uint64_t ff(int aaPos, std::vector<char> &aaArr, int aaLen, int bbPos,
            std::vector<char> &bbArr, int bbLen, int spin,
            std::vector<uint64_t> &myCache) {
  if (aaPos == -1) {
    // myCache[bbPos * aaLen + aaPos] = bbPos + 1;
    return bbPos + 1;
  }
  if (bbPos == -1) {
    // myCache[bbPos * aaLen + aaPos] = aaPos + 1;
    return aaPos + 1;
  }
  if (myCache[bbPos * aaLen + aaPos] != -1) {
    // std::cout << aaPos << " " << bbPos << " "
    //           << (int)myCache[bbPos * aaLen + aaPos] << std::endl;
    return myCache[bbPos * aaLen + aaPos];
  }

  uint64_t bbMinus1 =
      ff(aaPos, aaArr, aaLen, bbPos - 1, bbArr, bbLen, spin, myCache) + 1;
  uint64_t aaMinus1 =
      ff(aaPos - 1, aaArr, aaLen, bbPos, bbArr, bbLen, spin, myCache) + 1;
  uint64_t same =
      ff(aaPos - 1, aaArr, aaLen, bbPos - 1, bbArr, bbLen, spin, myCache) +
      ((aaArr[aaPos] + spin) % 10 == bbArr[bbPos] ? 0 : 1);
  uint64_t mi = same;
  if (aaMinus1 < mi)
    mi = aaMinus1;
  if (bbMinus1 < mi)
    mi = bbMinus1;
  myCache[bbPos * aaLen + aaPos] = mi;
  return mi;
}

int main() {
  std::vector<char> aaArr;
  std::vector<char> bbArr;

  char ch = 0;
  while (std::cin.get(ch)) {
    if (ch == '\n')
      break;
    aaArr.push_back(ch - '0');
  }
  while (std::cin.get(ch)) {
    if (ch == '\n')
      break;
    bbArr.push_back(ch - '0');
  }
  //   for (int ii = 0; ii < aaArr.size(); ii++)
  //     std::cout << (int)aaArr[ii] << " ";
  //   std::cout << std::endl;
  //   for (int ii = 0; ii < bbArr.size(); ii++)
  //     std::cout << (int)bbArr[ii] << " ";
  //   std::cout << std::endl;
  int aaArrLen = aaArr.size();
  int bbArrLen = bbArr.size();
  uint64_t mi = UINT64_MAX;
  for (int spin = 0; spin < 10; spin++) {
    std::vector<uint64_t> myCache(aaArrLen * bbArrLen, -1);
    uint64_t ret = ff(aaArrLen - 1, aaArr, aaArrLen, bbArrLen - 1, bbArr,
                      bbArrLen, spin, myCache);
    if (ret + spin < mi) {
      mi = ret + spin;
    }
  }
  std::cout << mi << std::endl;
}

Test 1

Verdict: ACCEPTED

Test 2

Verdict: ACCEPTED

Test 3

Verdict: ACCEPTED

Test 4

Verdict: ACCEPTED

Test 5

Verdict: ACCEPTED

Test 6

Verdict: ACCEPTED

Test 7

Verdict: ACCEPTED

Test 8

Verdict: ACCEPTED

Test 9

Verdict: ACCEPTED

Test 10

Verdict: ACCEPTED

Test 11

Verdict: ACCEPTED

Test 12

Verdict: ACCEPTED

Test 13

Verdict: ACCEPTED

Test 14

Verdict: ACCEPTED

Test 15

Verdict: ACCEPTED

Test 16

Verdict: ACCEPTED

Test 17

Verdict: ACCEPTED

Test 18

Verdict: ACCEPTED

Test 19

Verdict: ACCEPTED

Test 20

Verdict: ACCEPTED

Test 21

Verdict: ACCEPTED

Test 22

Verdict: ACCEPTED

Test 23

Verdict: ACCEPTED

Test 24

Verdict: ACCEPTED

Test 25

Verdict: ACCEPTED

Test 26

Verdict: ACCEPTED

Test 27

Verdict: ACCEPTED

Test 28

Verdict: ACCEPTED

Test 29

Verdict: ACCEPTED

Test 30

Verdict: ACCEPTED

Test 31

Verdict: ACCEPTED

Test 32

Verdict: ACCEPTED

Test 33

Verdict: ACCEPTED

Test 34

Verdict: ACCEPTED

Test 35

Verdict: ACCEPTED