PROGRAMMING:Logic trap code analysis

Please input and analyze the following code:
```
Case expansion logic trap code analysis
Analysis of the following code execution results, and computer verification, please actively think and participate in the discussion between students.
#include
int main(){
int a,b,c,d;
a=5; b=6;
d=(a>=8)||(b=19)<90; printf("d=%d,b=%d\n",d,b);
a=5; b=6;
d=(a>=4)||(b=19)<90; printf("d=%d,b=%d",d,b);
}
```
#####Input example:
```in
```
###Output example:
```out
d=1,b=19
d=1,b=6
```







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