20250509 baekjoon

Baekjoon/c/1330.c

@@ -0,0 +1,12 @@
+# include <stdio.h>
+
+int main() {
+    int a, b;
+    scanf("%d %d",&a, &b);
+    /*if (a>b) printf(">");
+    else if (a==b) printf("==");
+    else printf("<");*/
+    puts(a-b?a>b?">":"<":"==");
+
+    return 0;
+}

Baekjoon/c/14681.c

@@ -0,0 +1,11 @@
+#include <stdio.h>
+int main() {
+    int x,y;
+    int a[2][2] = {
+        {1,4},
+        {2,3}
+    };
+    scanf("%d %d",&x, &y);
+    printf("%d",a[x<0][y<0]);
+    return 0;
+}

Baekjoon/c/2480.c

@@ -0,0 +1,10 @@
+#include <stdio.h>
+int main() {
+    int a, b, c, max;
+    scanf("%d %d %d",&a,&b,&c);
+    max = a;
+    if (b>max) max=b;
+    if (c>max) max=c;
+    printf("%d",((a==b)&&(b==c)) ? a*1000+10000 : (a==b||a==c) ? a*100+1000 : (b==c) ? b*100+1000 : max*100);
+    return 0;
+}

Baekjoon/c/2525.c

@@ -0,0 +1,9 @@
+# include <stdio.h>
+int main() {
+    int h, m, d, t;
+    scanf("%d %d",&h, &m);
+    scanf("%d",&d);
+    t = 60*h+m+d;
+    printf("%d %d",t/60%24,t%60);
+    return 0;
+}

Baekjoon/c/2753.c

@@ -0,0 +1,7 @@
+#include <stdio.h>
+int main() {
+    int n;
+    scanf("%d",&n);
+    printf(!(n%400)||(!(n%4)&&(n%100))?"1":"0");
+    return 0;
+}

Baekjoon/c/2884.c

@@ -0,0 +1,12 @@
+#include <stdio.h>
+int main() {
+    int h, m, t;
+    scanf("%d %d",&h, &m);
+    t = 60*h+m-45;
+    // if (t<0) printf("23 %d",60+t);
+    // else if (t==0) printf("0 0");
+    // else printf("%d %d",t/60,t%60);
+    if (t<0) t += 1440;
+    printf("%d %d",(t/60+24)%24,(t%60+60)%60);
+    return 0;
+}

Baekjoon/c/9498.c

@@ -0,0 +1,7 @@
+#include <stdio.h>
+int main() {
+    int n;
+    scanf("%d",&n);
+    puts(n>89?"A":n>79?"B":n>69?"C":n>59?"D":"F");
+    return 0;
+}