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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3.  
  4. int main ()
  5. {
  6.     float a,b;
  7.     char c;
  8.     printf("CALCULADORA");
  9.     printf("\nDigite o primeiro numero: ");
  10.     scanf("%f", &a);
  11.     printf("Digite o caracter correspondente a operacao desejada: ");
  12.     scanf("%c", &c);
  13.     printf("\nDigite o segundo numero: ");
  14.     scanf("%f", &b);
  15.  
  16.     if(c == '+')
  17.         printf("%f + %f = %f", a,b,a+b);
  18.     else if(c == '-')
  19.         printf("%f - %f = %f", a,b, a-b);
  20.     else if(c == '*')
  21.         printf("%f * %f = %f",a,b,a*b);
  22.     else if (c == '/')
  23.     {
  24.         if (b==0)
  25.             printf("Operacao invalida");
  26.         else
  27.             printf("%f / %f = %f", a,b,a/b);
  28.     }
  29.  
  30. return 0;
  31. }
  32.  
  33.  
  34.  
Success #stdin #stdout 0s 2116KB
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stdin
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Standard input is empty
stdout
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CALCULADORA
Digite o primeiro numero: Digite o caracter correspondente a operacao desejada: 
Digite o segundo numero:
https://ideone.com/ZC9tl2
language:
C (gcc 8.3)
created:
7 years ago
visibility:
public

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