Compilare: user.cpp: In function ‘int main()’: user.cpp:13:18: warning: format ‘%s’ expects argument of type ‘char*’, but argument 3 has type ‘char (*)[10002]’ [-Wformat=] fscanf(f,"%s",&s); ^ user.cpp:18:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(k<=strlen(s)) ^ user.cpp:29:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<=strlen(s)-1;i++) ^ user.cpp:12:24: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d%d",&n,&k); ^ user.cpp:13:19: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%s",&s); ^ user.cpp:36:18: warning: ‘x’ may be used uninitialized in this function [-Wmaybe-uninitialized] strcpy(s+x,s+x+1); ^