Compilare: main.cpp: In function 'int main()': main.cpp:6:34: warning: unused variable 'a' [-Wunused-variable] int max,n,nr,maxi,cd,cs,cdf,csf,a,c,poz,i,s; ^ main.cpp:7:21: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d",&n); ^ main.cpp:15:23: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d",&nr); ^ main.cpp:40:2: warning: 'c' may be used uninitialized in this function [-Wmaybe-uninitialized] if(c==n) ^~ main.cpp:16:3: warning: 'maxi' may be used uninitialized in this function [-Wmaybe-uninitialized] if(maxi<nr){ ^~