const clickM = new Map(UInt);
  const likeM = new Map(Tuple(Address, Address), UInt);
  const a = {
    U0: API("U0", {
      foo4: Fun([Address, Address], Bool),
     });
    .api_(a.U0.foo4, (addr1, addr2) => {
      return [
        (k) => {
          k(true);
          clickM[addr1] = fromSome(clickM[addr1], 0) + 1;
          clickM[addr2] = fromSome(clickM[addr2], 0) + 1;
          likeM[[addr1, addr2]] = 0;
          return [s];
        },
      ];
    })

  const a = {
    master: API("Master", {
      foo4: Fun([Contract, Address, Address], Bool),
    }),
  }
      .api_(a.master.foo4, (ctc, addr1, addr2) => {
      return [
        (k) => {
          k(true);
          const r = remote(ctc, {
            U0_foo4: Fun([Address, Address], Bool),
          });
          k(
            r.U0_foo4.ALGO({
              fees: 1,
              apps: [ctc],
              boxes: [
                [ctc, 0, addr1],
                [ctc, 0, addr2],
                [ctc, 1, [addr1, addr2]],
              ],
            })(addr1, addr2)
          );
          return [];
        },
      ];
    })