#include<stdlib.h> int ss(int x) { if (x == 0) return 0; for (int i = 2; i < x; i++) { if (x%i == 0) return 0; } return 1; } int main() { int n,i=1; while (scanf("%d", &n) != EOF) { if (ss(n)) { printf("Case #%d: I'm richer than any one\n",i++); } else printf("Case #%d: What a fxcking day\n",i++); } return 0; } /* Main.c: In function 'main': Main.c:16:9: warning: implicit declaration of function 'scanf' [-Wimplicit-function-declaration] while (scanf("%d", &n) != EOF) ^~~~~ Main.c:16:9: warning: incompatible implicit declaration of built-in function 'scanf' Main.c:16:9: note: include '<stdio.h>' or provide a declaration of 'scanf' Main.c:2:1: +#include <stdio.h> int ss(int x) Main.c:16:9: while (scanf("%d", &n) != EOF) ^~~~~ Main.c:16:28: error: 'EOF' undeclared (first use in this function) while (scanf("%d", &n) != EOF) ^~~ Main.c:16:28: note: 'EOF' is defined in header '<stdio.h>'; did you forget to '#include <stdio.h>'? Main.c:16:28: note: each undeclared identifier is reported only once for each function it appears in Main.c:20:4: warning: implicit declaration of function 'printf' [-Wimplicit-function-declaration] printf("Case #%d: I'm richer than any one\n",i++); ^~~~~~ Main.c:20:4: warning: incompatible implicit declaration of built-in function 'printf' Main.c:20:4: note: include '<stdio.h>' or provide a declaration of 'printf' Main.c:23:4: warning: incompatible implicit declaration of built-in function 'printf' printf("Case #%d: What a fxcking day\n",i++); ^~~~~~ Main.c:23:4: note: include '<stdio.h>' or provide a declaration of 'printf' */ |
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