Eroare de compilare: user.cpp:1:1: error: stray ‘##’ in program ##include <stdio.h> ^ user.cpp:1:3: error: ‘include’ does not name a type ##include <stdio.h> ^ user.cpp: In function ‘int main()’: user.cpp:13:5: error: ‘FILE’ was not declared in this scope FILE *fin, *fout; ^ user.cpp:13:11: error: ‘fin’ was not declared in this scope FILE *fin, *fout; ^ user.cpp:13:17: error: ‘fout’ was not declared in this scope FILE *fin, *fout; ^ user.cpp:15:32: error: ‘fopen’ was not declared in this scope fin = fopen ("deque.in","r"); ^ user.cpp:20:32: error: ‘fscanf’ was not declared in this scope fscanf (fin, "%d%d", &n, &k); ^ user.cpp:44:30: error: ‘fprintf’ was not declared in this scope fprintf(fout, "%lld", sum); ^ user.cpp:18:18: warning: unused variable ‘x’ [-Wunused-variable] int n, k, i, x; ^