Input / Output - C Programming Questions and Answers

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What will be the output of the program ?

 #include 
 int main()
 {  
    float a=3.15529;        
    printf("%2.1f\n", a);  
    return 0; 
 }

3.00

3.15

3.2

Answer : Option C

Explanation :

float a=3.15529; The variable a is declared as an float data type and initialized to value 3.15529;

printf("%2.1f\n", a); The precision specifier tells .1f tells the printf function to place only one number after the .(dot).