Compilare: main.cpp: In function 'int main()': main.cpp:8:9: warning: unused variable 'maxi' [-Wunused-variable] int maxi=0,n,i,nr=0,poz,poz2,val,val2,j,mini=10; ^~~~ main.cpp:8:20: warning: unused variable 'nr' [-Wunused-variable] int maxi=0,n,i,nr=0,poz,poz2,val,val2,j,mini=10; ^~ main.cpp:8:25: warning: variable 'poz' set but not used [-Wunused-but-set-variable] int maxi=0,n,i,nr=0,poz,poz2,val,val2,j,mini=10; ^~~ main.cpp:32:11: warning: unused variable 'fin2' [-Wunused-variable] FILE *fin2=fopen("numar3.in","r"); ^~~~ main.cpp:10:35: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("numar3.in","r",stdin); ^ main.cpp:11:21: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d\n",&n); ^ main.cpp:33:21: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d\n",&n); ^ main.cpp:47:12: warning: 'val2' may be used uninitialized in this function [-Wmaybe-uninitialized] vc[val2]++; ~~~~~~~^ main.cpp:46:11: warning: 'val' may be used uninitialized in this function [-Wmaybe-uninitialized] vc[val]--; ~~~~~~^ main.cpp:34:14: warning: 'poz2' may be used uninitialized in this function [-Wmaybe-uninitialized] for(i=1;i<poz2;i++) ~^~~~~