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  1. #include<stdio.h>
  2.  
  3. int main(void)
  4. {char r,w,x;
  5. int summ=0;
  6.  
  7. scanf("%c%c%c", &r,&w,&x);
  8.  switch(r){
  9.     case 'r':
  10.         summ+=4;
  11.     case '-':
  12.     	switch(w){
  13.     		case 'w':
  14.     		    summ+=2;
  15.     		case '-':
  16.     			switch(x){
  17.     				case 'x':
  18.     					summ+=1;
  19.     				case '-':
  20.     					printf("%d", summ);
  21.     					break;
  22.     				default:
  23.     					printf("Invalid format");
  24.     					break;
  25.     			}break;
  26.     		default:
  27.     			printf("Invalid format");
  28.     			break;	
  29.     	}break;
  30.     default:
  31.     	printf("Invalid format");
  32.     	break;
  33.  }
  34.     return 0;
  35. }
Success #stdin #stdout 0s 5320KB
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stdout
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Invalid format
https://ideone.com/FA9Dnp
language:
C (gcc 8.3)
created:
1 hour ago
visibility:
public

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