Borderou de evaluare (job #776549)

Compilare: main.cpp: In function 'int main()': main.cpp:6:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result] 6 | for(freopen("cezark.in","r",stdin),freopen("cezark.out","w",stdout),scanf("%d\n",&k);fgets(s,50000,stdin);printf("%s",s)) | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~ main.cpp:6:47: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result] 6 | for(freopen("cezark.in","r",stdin),freopen("cezark.out","w",stdout),scanf("%d\n",&k);fgets(s,50000,stdin);printf("%s",s)) | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:6:78: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result] 6 | for(freopen("cezark.in","r",stdin),freopen("cezark.out","w",stdout),scanf("%d\n",&k);fgets(s,50000,stdin);printf("%s",s)) | ~~~~~^~~~~~~~~~~