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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. 	int N,X,t=0;
  5. 	scanf("%d",&N);
  6. 	int A[N];
  7. 	for(int i=0;i<N;i++){
  8. 		scanf("%d",&A[i]);
  9. 	}
  10. 	scanf("%d",&X);
  11. 	for(int i=0;i<N;i++){
  12. 		if(A[i]==X){
  13. 			t=i;
  14. 			break;
  15. 		}
  16. 	}
  17. 	if(t==0){
  18. 		printf("-1");
  19. 	}else{
  20. 		printf("%d",t+1);
  21. 	}
  22. 	return 0;
  23. }
  24.  
Success #stdin #stdout 0s 5320KB
comments (?)
stdin 
4
10 20 30 40
5
stdout 
-1
https://ideone.com/bRhOUX
language:
C (gcc 8.3)
created:
6 hours ago
visibility:
public

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