diff --git a/du1/program.c b/du1/program.c
index 8c13ff2..38f1dce 100644
--- a/du1/program.c
+++ b/du1/program.c
@@ -8,7 +8,7 @@ int main (){
 	fgets(c, 100, stdin);
 	musor = getchar();
 	while(fgets(c, 100, stdin) != NULL){
-		if(c[1] == '\n'){
+		if(strlen(c) == 1){
 			if (c[0] >= 'a' && c[0] <= 'z'){
 				putchar (c[0] - 'a' + 'A');
 				printf ("\n");