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if-else

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IF..else CONDITION if...else statement is used to execute one group of statement.If the boolen value is equal to true then, the if statement is execute . Otherwise the Else statement will be execute Syntax if(condition) {    true-statement } else {    false-statement } Flow chart for if...else Example for if...else condition in[c-program] #include< stdio.h >           /* header file */ #include< conio.h >           /* header file */ void main()                   /* main function start*/ { int a=10,b=5;                 /*declaring a value*/ clrscr(); printf("the value of a is %d",a); printf("\n the value of b is %d",b); if(a>b)         ...
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switch-statement

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Switch statement  switch statement is an extension of if...else statement. This permits any number of branches. The general form is switch(expression) { case 1 statement block-1; break; case 2 statement block-2; break; .............. .............. .............. case n statement block-n; break; default  default statement; break; } next statement; the value of the expression will check with the case 1, case2,...casen if any case will matches then execute that case statement.then it moves to the next statement. flow diagram: Example program: #include<stdio.h> #include<conio.h> void main() { int number; clrscr(); printf("Enter your exam mark"); scanf("%d",&number); switch(number) { case 35: printf("low mark"); break; case 50: printf("better mark"); break; case 90: printf(...
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nested-if

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Nested if condition The block of code following the else statement is executed as the condition present in the if statement is false. nested-if. Nested if statements means an if statement inside another if statement syntax if(condition-1) {     if (condition-2)        {         statement        }     else        {         statement block-2;        } } else  {    statementblock-3;  } Flow chart Example for nested if condition in [c-program] #include< stdio.h> void main() {   int a,b,c;   printf("Enter three number");   scanf("%d%d%d",&a,&b,&c);     if(a>b)       {         if(a>c)         ...
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