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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.     								case 0:
  21.     									switch(x=='-'){
  22.     										case 1:
  23.     											break;
  24.     										case 0:
  25.     											break;
  26.     									}
  27.     							}
  28.     						case 0:
  29.     							break;
  30.     					}
  31.     			}
  32.     		case 0:
  33.     			printf("%d", summ);break;
  34.     			printf("Invalid format");break;
  35.     	}	
  36.  }
  37.     return 0;
  38. }
Success #stdin #stdout 0s 5320KB
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https://ideone.com/eFiEf5
language:
C (gcc 8.3)
created:
3 hours ago
visibility:
public

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