Source Code:
#include <stdio.h> int main() { char c; double a,b; printf("Operation signs:\n\tFor Addition\t\t: \tPress '+'\n\tFor subtraction \t: \tPress '-'\n\tFor multiplication \t: \tPress '*'\n\tFor division\t\t: \tPress '/' \n\nSelect an operation:\n"); scanf("%c",&c); printf("Enter a number:\n"); scanf("%lf",&a); printf("Enter another number: \n"); scanf("%lf",&b); switch(c) { case '+': printf("%.1lf + %.1lf = %.1lf",a, b, a + b); break; case '-': printf("%.1lf - %.1lf = %.1lf",a, b, a - b); break; case '*': printf("%.1lf * %.1lf = %.1lf",a, b, a * b); break; case '/': printf("%.1lf / %.1lf = %.1lf",a,b, a/b); break; default: printf("Error!"); } return 0; }
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