Compilare: user.cpp: In function ‘int main()’: user.cpp:63:12: warning: unused variable ‘pmax’ [-Wunused-variable] int v, pmax = 0, ind1, ind2; ^ user.cpp:63:22: warning: unused variable ‘ind1’ [-Wunused-variable] int v, pmax = 0, ind1, ind2; ^ user.cpp:63:28: warning: unused variable ‘ind2’ [-Wunused-variable] int v, pmax = 0, ind1, ind2; ^ user.cpp:64:10: warning: unused variable ‘cl’ [-Wunused-variable] char cl; ^ user.cpp:66:39: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d%d%d\n", &v, &m, &n); ^ user.cpp:73:33: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%c", &c); ^ user.cpp:76:25: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"\n"); ^