filter-caps-ironcities.md

const capsMs = cities1.filter(theCity => theCity[0] === "m")
                      .map(city => {
                        if (city.includes(" ")){
                          let splitted = city.split(" ");
                          const len = splitted.length;
                          for (let i = 0; i < len; i++){
                            splitted[i] = splitted[i][0].toUpperCase() + splitted[i].slice(1);
                          }
                          return splitted.join(" ");
                        }
                        return city[0].toUpperCase() + city.slice(1)
                      })

console.log(capsMs);