Page 550 - ComputerScience_Class_11

124 }
125 }

126 System.out.println("Decimal Value : "+ deci);
127 }
128

129 void hextodeci(String hex)

130 {
131 String digits = "0123456789ABCDEF";
132 int i,deci,val=0;

133 char c;
134 hex = hex.toUpperCase();

135 for ( i = 0; i < hex.length(); i++)
136 {

137 c = hex.charAt(i);
138 deci = digits.indexOf(c);

139 val = 16*val + deci;
140 }

141 System.out.println("Decimal Value : "+ val);
142 }

143
144 void other_deci()

145 {
146 int ch,t,num;

147 String hexdec;
148 Scanner sc = new Scanner(System.in);

149 System.out.println("Enter 1 for Binary to Decimal");
150 System.out.println("Enter 2 for Octal to Decimal");

151 System.out.println("Enter 3 for Hexadecimal to Decimal");
152 System.out.println("Enter 4 for Exit");
153 ch=sc.nextInt();

154 switch(ch)

155 {
156 case 1 : System.out.println("Enter number to convert : ");
157 num=sc.nextInt();

548 Touchpad Computer Science (Ver. 3.0)-XI