Problem13.java

import java.math.BigInteger;

/**
 * Created by Jackson on 5/15/16.
 */
public class Problem13 {
    public static void main(String[] args){
        String numbers = "37107287533902102798797998220837590246510135740250" +
        "46376937677490009712648124896970078050417018260538" +
        "74324986199524741059474233309513058123726617309629" +
        "91942213363574161572522430563301811072406154908250" +
        "23067588207539346171171980310421047513778063246676" +
        "89261670696623633820136378418383684178734361726757" +
        "28112879812849979408065481931592621691275889832738" +
        "44274228917432520321923589422876796487670272189318" +
        "47451445736001306439091167216856844588711603153276" +
        "70386486105843025439939619828917593665686757934951" +
        "62176457141856560629502157223196586755079324193331" +
        "64906352462741904929101432445813822663347944758178" +
        "92575867718337217661963751590579239728245598838407" +
        "58203565325359399008402633568948830189458628227828" +
        "80181199384826282014278194139940567587151170094390" +
        "35398664372827112653829987240784473053190104293586" +
        "86515506006295864861532075273371959191420517255829" +
        "71693888707715466499115593487603532921714970056938" +
        "54370070576826684624621495650076471787294438377604" +
        "53282654108756828443191190634694037855217779295145" +
        "36123272525000296071075082563815656710885258350721" +
        "45876576172410976447339110607218265236877223636045" +
        "17423706905851860660448207621209813287860733969412" +
        "81142660418086830619328460811191061556940512689692" +
        "51934325451728388641918047049293215058642563049483" +
        "62467221648435076201727918039944693004732956340691" +
        "15732444386908125794514089057706229429197107928209" +
        "55037687525678773091862540744969844508330393682126" +
        "18336384825330154686196124348767681297534375946515" +
        "80386287592878490201521685554828717201219257766954" +
        "78182833757993103614740356856449095527097864797581" +
        "16726320100436897842553539920931837441497806860984" +
        "48403098129077791799088218795327364475675590848030" +
        "87086987551392711854517078544161852424320693150332" +
        "59959406895756536782107074926966537676326235447210" +
        "69793950679652694742597709739166693763042633987085" +
        "41052684708299085211399427365734116182760315001271" +
        "65378607361501080857009149939512557028198746004375" +
        "35829035317434717326932123578154982629742552737307" +
        "94953759765105305946966067683156574377167401875275" +
        "88902802571733229619176668713819931811048770190271" +
        "25267680276078003013678680992525463401061632866526" +
        "36270218540497705585629946580636237993140746255962" +
        "24074486908231174977792365466257246923322810917141" +
        "91430288197103288597806669760892938638285025333403" +
        "34413065578016127815921815005561868836468420090470" +
        "23053081172816430487623791969842487255036638784583" +
        "11487696932154902810424020138335124462181441773470" +
        "63783299490636259666498587618221225225512486764533" +
        "67720186971698544312419572409913959008952310058822" +
        "95548255300263520781532296796249481641953868218774" +
        "76085327132285723110424803456124867697064507995236" +
        "37774242535411291684276865538926205024910326572967" +
        "23701913275725675285653248258265463092207058596522" +
        "29798860272258331913126375147341994889534765745501" +
        "18495701454879288984856827726077713721403798879715" +
        "38298203783031473527721580348144513491373226651381" +
        "34829543829199918180278916522431027392251122869539" +
        "40957953066405232632538044100059654939159879593635" +
        "29746152185502371307642255121183693803580388584903" +
        "41698116222072977186158236678424689157993532961922" +
        "62467957194401269043877107275048102390895523597457" +
        "23189706772547915061505504953922979530901129967519" +
        "86188088225875314529584099251203829009407770775672" +
        "11306739708304724483816533873502340845647058077308" +
        "82959174767140363198008187129011875491310547126581" +
        "97623331044818386269515456334926366572897563400500" +
        "42846280183517070527831839425882145521227251250327" +
        "55121603546981200581762165212827652751691296897789" +
        "32238195734329339946437501907836945765883352399886" +
        "75506164965184775180738168837861091527357929701337" +
        "62177842752192623401942399639168044983993173312731" +
        "32924185707147349566916674687634660915035914677504" +
        "99518671430235219628894890102423325116913619626622" +
        "73267460800591547471830798392868535206946944540724" +
        "76841822524674417161514036427982273348055556214818" +
        "97142617910342598647204516893989422179826088076852" +
        "87783646182799346313767754307809363333018982642090" +
        "10848802521674670883215120185883543223812876952786" +
        "71329612474782464538636993009049310363619763878039" +
        "62184073572399794223406235393808339651327408011116" +
        "66627891981488087797941876876144230030984490851411" +
        "60661826293682836764744779239180335110989069790714" +
        "85786944089552990653640447425576083659976645795096" +
        "66024396409905389607120198219976047599490197230297" +
        "64913982680032973156037120041377903785566085089252" +
        "16730939319872750275468906903707539413042652315011" +
        "94809377245048795150954100921645863754710598436791" +
        "78639167021187492431995700641917969777599028300699" +
        "15368713711936614952811305876380278410754449733078" +
        "40789923115535562561142322423255033685442488917353" +
        "44889911501440648020369068063960672322193204149535" +
        "41503128880339536053299340368006977710650566631954" +
        "81234880673210146739058568557934581403627822703280" +
        "82616570773948327592232845941706525094512325230608" +
        "22918802058777319719839450180888072429661980811197" +
        "77158542502016545090413245809786882778948721859617" +
        "72107838435069186155435662884062257473692284509516" +
        "20849603980134001723930671666823555245252804609722" +
        "53503534226472524250874054075591789781264330331690";
        String[] formatedNums = formatNumber(numbers);
        calculate(formatedNums);

    }
    public static String[] formatNumber(String numbers){
        int digitCount = 1;
        int numbersIndex = 0;
        String singleNumber = "";
        String[] formatedNums = new String[numbers.length() / 50];
        for(int i=0;i<numbers.length();i++){
            if(digitCount == 51){
                formatedNums[numbersIndex] = singleNumber;
                singleNumber = "";
                numbersIndex++;
                digitCount = 1;
            }
            singleNumber += numbers.charAt(i) + "";
            digitCount++;
        }
        formatedNums[numbersIndex] = singleNumber;
        return formatedNums;
    }
    public static void calculate(String[] numbers){
        BigInteger total = new BigInteger("0");
        BigInteger singleNum;
        ;
        for(int i=0;i<numbers.length;i++){
            singleNum = new BigInteger(numbers[i]);
            total = total.add(singleNum);
        }
        String totalString = total.toString();
        String result = totalString.substring(0, 10);
        System.out.println("The first ten digits are " + result);
    }
}