parziale 21/11/2012

// Esercizio 4
int[] a = {3, 5, 5, -1, 7, 7, 7, 4};
int k = 3;

public static boolean m4(int[] a, int k) {

int c = 0;
for (int i = 0; i < (a.length - 1); i++) {
    if (a[i] == a[i+1]) c++;
}
if (c == k) return true;
else return false;
}


// Esercizio 5
String[][] a = {{"jhsz", "r5", "pxx"}, {"pw", "sqw"}, {"kff", "sbtf", "f", "gbxf"}};
char[] c = {'z', 'w', 'f'};

public static boolean[] m5(String[][] a, char[] c) {

boolean[] b = new boolean[3];

for (int i = 0; i < a.length; i++) {
     int k = 0;
     for (int j = 0; j < a[i].length; j++) {
         if ( a[i][j].charAt(a[i][j].length() - 1) == c[i] )
             k++;
     }
     if (k == a[i].length)
        b[i] = true;
}
return b;
}

// Esercizio 6

String[][] a = {{"anna", "lea", "liliana"}, {"mario", "paolo"}, {"enrica", "luca", "ugo", "laura"}};
int[] b = {5, 3, 4};

public static String[][] m6(String[][] a, int[] b) {

String[][] c = new String[a.length][];

for (int i = 0; i < a.length; i++) {
   c[i] = new String[a[i].length];
   for (int j = 0; j < a[i].length; j++) {
      c[i][j] = a[i][j];
}
}

for (int i = 0; i < a.length; i++) {
    for (int j = 0; j < a[i].length; j++) {
        if (a[i][j].length() < b[i]) c[i][j] = "-";
        else {
            String s = "";
            for (int k = 0; k < b[i]; k++) {
               char car = a[i][j].charAt(k);
               s = s+car;
            }
            c[i][j] = s;
        }
}
}
return c;
}