while(scanf("%d",&n)&&n!=-1)和while(scanf("%d",&n)!=-1)有什么区别》》具体的解释

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while(scanf(

while(scanf("%d",&n)&&n!=-1)和while(scanf("%d",&n)!=-1)有什么区别》》具体的解释
while(scanf("%d",&n)&&n!=-1)和while(scanf("%d",&n)!=-1)有什么区别》》具体的解释

while(scanf("%d",&n)&&n!=-1)和while(scanf("%d",&n)!=-1)有什么区别》》具体的解释
scanf函数返回值是转换的参数数字
scanf("%d",&n)&&n!=-1,这里判断scanf("%d",&n)转换值为真并且输入的n!=-1
scanf("%d",&n)!=-1,这里是函数返回值!=-1

while (scanf(%d%d, &m, &n))什么意思? while(scanf(%d,&n)&&n!=-1)和while(scanf(%d,&n)!=-1)有什么区别》》具体的解释 while(scanf(%d %d %ld,&a,&b,&n),a+b+n),为什么可以这样表达? ACM规则:while(scanf(%s%d,s,&n)!=EOF){//.}while(scanf(%s%d,s,&n)!=EOF){//.}//请问这句话到底是拿来干什么的? #include < stdio.h > main() { int m,n; scanf(%d%d,&m,&n); while (m!=n) { while(m>n) m=m-n;while(m while(scanf(%d%d,&a,&b)! while (scanf(%d/%d,&i,&j), while(scanf(%s%d,a,&n)==2)什么意思 while(scanf(%d,&m)!=EOF) #include main() { int i=1,n; long p=1; printf(please enter n:); scanf(%d,&n); while(n #include stdio.h main() { int a[100],n,i,min,t; while(scanf(%d,&n),n>0&&n main () {int m,n; scanf (%d%d,&m,&n); while (m!=n) { while(m>n) m-=n; while(n>m) m-=m; }printf(m=%d ,m)}如果键盘上输入65 14 结果是? 高手看看我这个程序错在哪里?#includevoid main(){int n,i;float s;printf(pleas scanf );scanf(%d,&i);s=1;n=2;do{s=s+n/(n-1);n++;}while (n # include # include int mian () { int m,n,i,s=0; int a[10000]; while(scanf(%d, int main(){int a,n,i=1,sn=0,tn=0;printf(a,n=:);scanf(%d,%d,&a,&n);while (i 杭电acm2034求解释#include main(){ int a[100] , b[100] , i , j , n , m , f , t ; while((scanf(%d%d , &i , &j) != EOF) && i != 0 && j != 0) { for(n = 0 ; n < i ; n++) { scanf(%d , &a[n]); } for(n = 0 ; n < j ; n++) { scanf(%d , 杭电2055,为什么不能AC#includeint main(){int a,y,n;char x;scanf(%d,&n); getchar();while(n--){a=0;scanf(%c%d,&x,&y);if(x>=97&&x=65&&x 关于n的阶乘,用c语言,高手求救!#include int main(){ int a,i,n; scanf(%d,n); a=1; i=2; while(i