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  1. #include<stdio.h>
  2. int main(void)
  3. {char r,w,x,summ=0;
  4. scanf("%c%c%c", &r,&w,&x);
  5.  switch(r=='r'){
  6.      case 1:
  7.          summ+=4;
  8.      case 0:  
  9.          switch(r=='-'){
  10.              case 1:
  11.                  switch(w=='w'){
  12.                       case 1:
  13.                          summ+=2;
  14.                       case 0:
  15.                          switch(w=='-'){
  16.                               case 1:
  17.                                   switch(x=='x'){
  18.                                       case 1:
  19.                                           summ+=1;
  20.                                           printf("%d", summ);break; 
  21.                                       case 0:
  22.                                           switch(x=='-'){
  23.                                         	case 1:
  24.                                         		printf("%d", summ);
  25.                                         	case 0:
  26.                                         		printf("Invalid format");}break;
  27.                                           }break;
  28.                               default:
  29.                 		          	printf("Invalid format");}break;}
  30.              default:
  31.                   printf("Invalid format");}break;}
  32.     return 0;
  33. }
Success #stdin #stdout 0s 5288KB
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Invalid format
https://ideone.com/3ir6xP
language:
C (gcc 8.3)
created:
1 day ago
visibility:
public

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