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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3.  
  4.  
  5. void funcao ()
  6.  
  7. {
  8.     int cont1=0,cont2=0,cont3=0,cont4=0,total=0,i,nota;
  9.  
  10.     printf("Informe a nota: ");
  11.  
  12.  
  13.     scanf("%d",&nota);
  14.  
  15.     while(nota>=0 && nota <=100)
  16.     {
  17.         if(nota>=0 && nota<=25)
  18.         cont1++;
  19.         if(nota>25 && nota<=50)
  20.         cont2++;
  21.         if(nota>50 && nota<=75)
  22.         cont3++;
  23.         if(nota>75 && nota<=100)
  24.         cont4++;
  25.  
  26.         printf("Informe uma nova nota: ");
  27.         scanf("%d", &nota);
  28.  
  29.     }
  30.  
  31.    total=cont1+cont2+cont3+cont4;
  32.    printf("total % d cont1 %d", total,cont1);
  33.    printf("\n Porcentagens sao: pessima = %f, ruins = %f, boas = %f, otimas = %f. ", (float)cont1/total*100,(float)cont2/total*100,(float)cont3/total*100,(float)cont4/total*100) ;
  34.  
  35.  
  36.  
  37.  
  38.  
  39. }
  40.  
  41. int main()
  42. {
  43.    funcao();
  44.  
  45.  
  46.     return 0;
  47. }
  48.  
Success #stdin #stdout 0s 10320KB
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stdin
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Standard input is empty
stdout
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Informe a nota: total  0 cont1 0
 Porcentagens sao: pessima = -nan, ruins = -nan, boas = -nan, otimas = -nan.
https://ideone.com/A6WpE9
language:
C (gcc 8.3)
created:
6 years ago
visibility:
public

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