printf format characters

Source: Internet
Author: User

The specific description of the printf format character can be found in Rectification C program Design tutorial (ISBN 978-7-302-15157-9) on page 62 of table 3-1.

//code routines originate from state-embedded#include<stdio.h>intMain () {inti =-2; unsignedintj =1; if((i + j) >=0) {printf ("i+j>=0\n"); }    Else{printf ("i+j<0\n"); } printf ("i+j=%d\n", i +j); return 0;}

C-Language implicit type conversion:
In arithmetic expressions, low types are converted to high types;
In an assignment expression, the value of an expression is converted to the type of the left variable;
When a function is called, the argument is converted to the type of the formal parameter;
function return value, return expression converted to return value type;

printf format characters

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