#include <stdio.h>

void addBig(int currentPlace, int previousSum, char grid[][50]);

int main() {
    char grid[100][50] = {
        {"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"},
    };

    addBig(49, 0, grid);

    return 1;
}
void addBig(int currentPlace, int previousSum, char grid[][50]) {
    int i, currentSum = 0;

    for(i = 0; i < 100; i++) {
        currentSum += (int)(grid[i][currentPlace] - 48);
    }

    currentSum += previousSum;

    char charCurrentSum[3];
    sprintf(charCurrentSum, "%03d", currentSum);

    int nextSum = (int)(charCurrentSum[0] - 48) * 10 + (int)(charCurrentSum[1] - 48);

    if(--currentPlace == 0) {
        printf("%d", nextSum);
        return;
    }
    addBig(currentPlace, nextSum, grid);

    printf("%c", charCurrentSum[2]);
}