Compilare: user.cpp: In function ‘int main()’: user.cpp:10:28: warning: format ‘%s’ expects argument of type ‘char*’, but argument 4 has type ‘char (*)[10000010]’ [-Wformat=] scanf("%d%d%s",&a,&b,&s); ^ user.cpp:6:23: warning: unused variable ‘l1’ [-Wunused-variable] int k,i,n,nrq,nri,l1,l2,mij,poz,a,b,x; ^ user.cpp:6:26: warning: unused variable ‘l2’ [-Wunused-variable] int k,i,n,nrq,nri,l1,l2,mij,poz,a,b,x; ^ user.cpp:6:29: warning: unused variable ‘mij’ [-Wunused-variable] int k,i,n,nrq,nri,l1,l2,mij,poz,a,b,x; ^ user.cpp:6:33: warning: variable ‘poz’ set but not used [-Wunused-but-set-variable] int k,i,n,nrq,nri,l1,l2,mij,poz,a,b,x; ^ user.cpp:8:33: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("jstc.in","r",stdin); ^ user.cpp:9:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("jstc.out","w",stdout); ^ user.cpp:10:29: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%s",&a,&b,&s); ^