Compilare: user.cpp: In function ‘int main()’: user.cpp:31:27: warning: unknown conversion type character 0x20 in format [-Wformat=] fscanf(fr,"%ll %ll",&n,&m); ^ user.cpp:31:27: warning: conversion lacks type at end of format [-Wformat=] user.cpp:31:27: warning: too many arguments for format [-Wformat-extra-args] user.cpp:32:37: warning: conversion lacks type at end of format [-Wformat=] for(i=1;i<=n;i++)fscanf(fr,"%ll",&x),upd(i,x); ^ user.cpp:32:37: warning: too many arguments for format [-Wformat-extra-args] user.cpp:35:35: warning: unknown conversion type character 0x20 in format [-Wformat=] fscanf(fr,"%ll %ll %ll",&v,&x,&y); ^ user.cpp:35:35: warning: unknown conversion type character 0x20 in format [-Wformat=] user.cpp:35:35: warning: conversion lacks type at end of format [-Wformat=] user.cpp:35:35: warning: too many arguments for format [-Wformat-extra-args] user.cpp:37:47: warning: unknown conversion type character 0x20 in format [-Wformat=] else fprintf(fw,"%ll \n",query(y)-query(x-1)); ^ user.cpp:37:47: warning: too many arguments for format [-Wformat-extra-args] user.cpp:31:28: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fr,"%ll %ll",&n,&m); ^ user.cpp:32:47: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] for(i=1;i<=n;i++)fscanf(fr,"%ll",&x),upd(i,x); ^ user.cpp:35:36: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fr,"%ll %ll %ll",&v,&x,&y); ^