Compilare: main.cpp:2:0: warning: ignoring #pragma gcc optimize [-Wunknown-pragmas] #pragma gcc optimize("O3") main.cpp: In function 'int main()': main.cpp:24:24: warning: conversion lacks type at end of format [-Wformat=] fscanf(fin,"%ll",&n); ^ main.cpp:24:24: warning: too many arguments for format [-Wformat-extra-args] main.cpp:26:31: warning: conversion lacks type at end of format [-Wformat=] fscanf(fin,"%ll",&x); ^ main.cpp:26:31: warning: too many arguments for format [-Wformat-extra-args] main.cpp:39:44: warning: unknown conversion type character 0x20 in format [-Wformat=] fprintf(fout,"%ll %ll",v[i],m[v[i]]); ^ main.cpp:39:44: warning: conversion lacks type at end of format [-Wformat=] main.cpp:39:44: warning: too many arguments for format [-Wformat-extra-args] main.cpp:24:25: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%ll",&n); ^ main.cpp:26:32: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%ll",&x); ^