include<stdio.h>

include<string.h>

bool judge(char c[]){

int flag1=0;
for(int i=0;i<strlen(c)+7;i++){
	if(c[i]=='w'&&c[i+1]=='a'&&c[i+2]=='r'&&c[i+3]=='n'
	&&c[i+4]=='i'&&c[i+5]=='n'&&c[i+6]=='g'||
	c[i]=='e'&&c[i+1]=='r'&&c[i+2]=='r'&&c[i+3]=='o'
	&&c[i+4]=='r') flag1++;
}
if(flag1==0)return true;
else return false;

} int main(){

int T=0,n=0,flag=0;
char c[1010]="\0";
scanf("%d",&T);
for(int i=0;i<T;i++,flag=0){
	scanf("%d",&n);
	getchar();
	fgets(c,n+1,stdin);
	for(int h=1;h<27;h++){
	for(int j=0;j<strlen(c);j++){
	c[j]=((c[j]-96)+h-1)%26+97;
}
if(judge(c))flag++;
if(flag)break;
}
if(flag)printf("0 error(s), 0 warning(s)\n");
else printf("Oops!\n");
memset(c,0,strlen(c));

} }