Compilare: main.c: In function 'main': main.c:5:5: warning: ignoring return value of 'freopen', declared with attribute warn_unused_result [-Wunused-result] freopen("mere.in","r",stdin),freopen("mere.out","w",stdout),scanf("%d",&t); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.c:5:34: warning: ignoring return value of 'freopen', declared with attribute warn_unused_result [-Wunused-result] freopen("mere.in","r",stdin),freopen("mere.out","w",stdout),scanf("%d",&t); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.c:5:65: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result] freopen("mere.in","r",stdin),freopen("mere.out","w",stdout),scanf("%d",&t); ^~~~~~~~~~~~~~ main.c:7:9: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&n,&k),r=n/k,printf("%s\n",n<k?"Remiza":(r%2?"Santa Klaus":(n%k==0?"Remiza":"Santa Klaus"))); ^~~~~~~~~~~~~~~~~~~