Compilare: user.cpp: In function ‘int main()’: user.cpp:29:24: warning: unknown conversion type character 0x20 in format [-Wformat=] scanf("%D %D",&n,&k); ^ user.cpp:29:24: warning: conversion lacks type at end of format [-Wformat=] user.cpp:29:24: warning: too many arguments for format [-Wformat-extra-args] user.cpp:31:25: warning: conversion lacks type at end of format [-Wformat=] scanf("%D",&v[i]); ^ user.cpp:31:25: warning: too many arguments for format [-Wformat-extra-args] user.cpp:26:11: warning: unused variable ‘j’ [-Wunused-variable] int i,j,dev; ^ user.cpp:27:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("transport.in","r",stdin); ^ user.cpp:28:40: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("transport.out","w",stdout); ^ user.cpp:29:25: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%D %D",&n,&k); ^ user.cpp:31:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%D",&v[i]); ^